20112768

素因数分解:

$2^7\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1$

素因数の和:129

約数の個数: 192

約数和(自身を含む): 66830400

約数和(自身を除く): 46717632

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 17, 18, 24, 26, 32, 34, 36, 39, 48, 51, 52, 64, 68, 72, 78, 79, 96, 102, 104, 117, 128, 136, 144, 153, 156, 158, 192, 204, 208, 221, 234, 237, 272, 288, 306, 312, 316, 384, 408, 416, 442, 468, 474, 544, 576, 612, 624, 632, 663, 711, 816, 832, 884, 936, 948, 1027, 1088, 1152, 1224, 1248, 1264, 1326, 1343, 1422, 1632, 1664, 1768, 1872, 1896, 1989, 2054, 2176, 2448, 2496, 2528, 2652, 2686, 2844, 3081, 3264, 3536, 3744, 3792, 3978, 4029, 4108, 4896, 4992, 5056, 5304, 5372, 5688, 6162, 6528, 7072, 7488, 7584, 7956, 8058, 8216, 9243, 9792, 10112, 10608, 10744, 11376, 12087, 12324, 14144, 14976, 15168, 15912, 16116, 16432, 17459, 18486, 19584, 21216, 21488, 22752, 24174, 24648, 28288, 30336, 31824, 32232, 32864, 34918, 36972, 42432, 42976, 45504, 48348, 49296, 52377, 63648, 64464, 65728, 69836, 73944, 84864, 85952, 91008, 96696, 98592, 104754, 127296, 128928, 131456, 139672, 147888, 157131, 171904, 193392, 197184, 209508, 254592, 257856, 279344, 295776, 314262, 386784, 394368, 419016, 515712, 558688, 591552, 628524, 773568, 838032, 1117376, 1183104, 1257048, 1547136, 1676064, 2234752, 2514096, 3352128, 5028192, 6704256, 10056384, 20112768]

約数ペア:

[(1, 20112768), (2, 10056384), (3, 6704256), (4, 5028192), (6, 3352128), (8, 2514096), (9, 2234752), (12, 1676064), (13, 1547136), (16, 1257048), (17, 1183104), (18, 1117376), (24, 838032), (26, 773568), (32, 628524), (34, 591552), (36, 558688), (39, 515712), (48, 419016), (51, 394368), (52, 386784), (64, 314262), (68, 295776), (72, 279344), (78, 257856), (79, 254592), (96, 209508), (102, 197184), (104, 193392), (117, 171904), (128, 157131), (136, 147888), (144, 139672), (153, 131456), (156, 128928), (158, 127296), (192, 104754), (204, 98592), (208, 96696), (221, 91008), (234, 85952), (237, 84864), (272, 73944), (288, 69836), (306, 65728), (312, 64464), (316, 63648), (384, 52377), (408, 49296), (416, 48348), (442, 45504), (468, 42976), (474, 42432), (544, 36972), (576, 34918), (612, 32864), (624, 32232), (632, 31824), (663, 30336), (711, 28288), (816, 24648), (832, 24174), (884, 22752), (936, 21488), (948, 21216), (1027, 19584), (1088, 18486), (1152, 17459), (1224, 16432), (1248, 16116), (1264, 15912), (1326, 15168), (1343, 14976), (1422, 14144), (1632, 12324), (1664, 12087), (1768, 11376), (1872, 10744), (1896, 10608), (1989, 10112), (2054, 9792), (2176, 9243), (2448, 8216), (2496, 8058), (2528, 7956), (2652, 7584), (2686, 7488), (2844, 7072), (3081, 6528), (3264, 6162), (3536, 5688), (3744, 5372), (3792, 5304), (3978, 5056), (4029, 4992), (4108, 4896)]