20161494496

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{7211}}^1$

素因数の和:7305

約数の個数: 144

約数和(自身を含む): 47892757248

約数和(自身を除く): 27731262752

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 47, 52, 88, 94, 104, 143, 169, 176, 188, 208, 286, 338, 352, 376, 416, 517, 572, 611, 676, 752, 1034, 1144, 1222, 1352, 1504, 1859, 2068, 2288, 2444, 2704, 3718, 4136, 4576, 4888, 5408, 6721, 7211, 7436, 7943, 8272, 9776, 13442, 14422, 14872, 15886, 16544, 19552, 26884, 28844, 29744, 31772, 53768, 57688, 59488, 63544, 79321, 87373, 93743, 107536, 115376, 127088, 158642, 174746, 187486, 215072, 230752, 254176, 317284, 338917, 349492, 374972, 634568, 677834, 698984, 749944, 1031173, 1218659, 1269136, 1355668, 1397968, 1499888, 2062346, 2437318, 2538272, 2711336, 2795936, 2999776, 3728087, 4124692, 4405921, 4874636, 5422672, 7456174, 8249384, 8811842, 9749272, 10845344, 13405249, 14912348, 16498768, 17623684, 19498544, 26810498, 29824696, 32997536, 35247368, 38997088, 48465131, 53620996, 57276973, 59649392, 70494736, 96930262, 107241992, 114553946, 119298784, 140989472, 193860524, 214483984, 229107892, 387721048, 428967968, 458215784, 630046703, 775442096, 916431568, 1260093406, 1550884192, 1832863136, 2520186812, 5040373624, 10080747248, 20161494496]

約数ペア:

[(1, 20161494496), (2, 10080747248), (4, 5040373624), (8, 2520186812), (11, 1832863136), (13, 1550884192), (16, 1260093406), (22, 916431568), (26, 775442096), (32, 630046703), (44, 458215784), (47, 428967968), (52, 387721048), (88, 229107892), (94, 214483984), (104, 193860524), (143, 140989472), (169, 119298784), (176, 114553946), (188, 107241992), (208, 96930262), (286, 70494736), (338, 59649392), (352, 57276973), (376, 53620996), (416, 48465131), (517, 38997088), (572, 35247368), (611, 32997536), (676, 29824696), (752, 26810498), (1034, 19498544), (1144, 17623684), (1222, 16498768), (1352, 14912348), (1504, 13405249), (1859, 10845344), (2068, 9749272), (2288, 8811842), (2444, 8249384), (2704, 7456174), (3718, 5422672), (4136, 4874636), (4576, 4405921), (4888, 4124692), (5408, 3728087), (6721, 2999776), (7211, 2795936), (7436, 2711336), (7943, 2538272), (8272, 2437318), (9776, 2062346), (13442, 1499888), (14422, 1397968), (14872, 1355668), (15886, 1269136), (16544, 1218659), (19552, 1031173), (26884, 749944), (28844, 698984), (29744, 677834), (31772, 634568), (53768, 374972), (57688, 349492), (59488, 338917), (63544, 317284), (79321, 254176), (87373, 230752), (93743, 215072), (107536, 187486), (115376, 174746), (127088, 158642)]