20017365888

素因数分解:

$2^7\times 3^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{13411}}^1$

素因数の和:13477

約数の個数: 192

約数和(自身を含む): 60083614080

約数和(自身を除く): 40066248192

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 23, 24, 26, 32, 39, 46, 48, 52, 64, 69, 78, 92, 96, 104, 128, 138, 156, 169, 184, 192, 208, 276, 299, 312, 338, 368, 384, 416, 507, 552, 598, 624, 676, 736, 832, 897, 1014, 1104, 1196, 1248, 1352, 1472, 1664, 1794, 2028, 2208, 2392, 2496, 2704, 2944, 3588, 3887, 4056, 4416, 4784, 4992, 5408, 7176, 7774, 8112, 8832, 9568, 10816, 11661, 13411, 14352, 15548, 16224, 19136, 21632, 23322, 26822, 28704, 31096, 32448, 38272, 40233, 46644, 53644, 57408, 62192, 64896, 80466, 93288, 107288, 114816, 124384, 160932, 174343, 186576, 214576, 248768, 308453, 321864, 348686, 373152, 429152, 497536, 523029, 616906, 643728, 697372, 746304, 858304, 925359, 1046058, 1233812, 1287456, 1394744, 1492608, 1716608, 1850718, 2092116, 2266459, 2467624, 2574912, 2789488, 3701436, 4009889, 4184232, 4532918, 4935248, 5149824, 5578976, 6799377, 7402872, 8019778, 8368464, 9065836, 9870496, 11157952, 12029667, 13598754, 14805744, 16039556, 16736928, 18131672, 19740992, 22315904, 24059334, 27197508, 29611488, 32079112, 33473856, 36263344, 39481984, 48118668, 52128557, 54395016, 59222976, 64158224, 66947712, 72526688, 96237336, 104257114, 108790032, 118445952, 128316448, 145053376, 156385671, 192474672, 208514228, 217580064, 256632896, 290106752, 312771342, 384949344, 417028456, 435160128, 513265792, 625542684, 769898688, 834056912, 870320256, 1251085368, 1539797376, 1668113824, 2502170736, 3336227648, 5004341472, 6672455296, 10008682944, 20017365888]

約数ペア:

[(1, 20017365888), (2, 10008682944), (3, 6672455296), (4, 5004341472), (6, 3336227648), (8, 2502170736), (12, 1668113824), (13, 1539797376), (16, 1251085368), (23, 870320256), (24, 834056912), (26, 769898688), (32, 625542684), (39, 513265792), (46, 435160128), (48, 417028456), (52, 384949344), (64, 312771342), (69, 290106752), (78, 256632896), (92, 217580064), (96, 208514228), (104, 192474672), (128, 156385671), (138, 145053376), (156, 128316448), (169, 118445952), (184, 108790032), (192, 104257114), (208, 96237336), (276, 72526688), (299, 66947712), (312, 64158224), (338, 59222976), (368, 54395016), (384, 52128557), (416, 48118668), (507, 39481984), (552, 36263344), (598, 33473856), (624, 32079112), (676, 29611488), (736, 27197508), (832, 24059334), (897, 22315904), (1014, 19740992), (1104, 18131672), (1196, 16736928), (1248, 16039556), (1352, 14805744), (1472, 13598754), (1664, 12029667), (1794, 11157952), (2028, 9870496), (2208, 9065836), (2392, 8368464), (2496, 8019778), (2704, 7402872), (2944, 6799377), (3588, 5578976), (3887, 5149824), (4056, 4935248), (4416, 4532918), (4784, 4184232), (4992, 4009889), (5408, 3701436), (7176, 2789488), (7774, 2574912), (8112, 2467624), (8832, 2266459), (9568, 2092116), (10816, 1850718), (11661, 1716608), (13411, 1492608), (14352, 1394744), (15548, 1287456), (16224, 1233812), (19136, 1046058), (21632, 925359), (23322, 858304), (26822, 746304), (28704, 697372), (31096, 643728), (32448, 616906), (38272, 523029), (40233, 497536), (46644, 429152), (53644, 373152), (57408, 348686), (62192, 321864), (64896, 308453), (80466, 248768), (93288, 214576), (107288, 186576), (114816, 174343), (124384, 160932)]