18777616

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{283}}^1$

素因数の和:344

約数の個数: 80

約数和(自身を含む): 44372160

約数和(自身を除く): 25594544

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 29, 44, 52, 58, 88, 104, 116, 143, 176, 208, 232, 283, 286, 319, 377, 464, 566, 572, 638, 754, 1132, 1144, 1276, 1508, 2264, 2288, 2552, 3016, 3113, 3679, 4147, 4528, 5104, 6032, 6226, 7358, 8207, 8294, 12452, 14716, 16414, 16588, 24904, 29432, 32828, 33176, 40469, 49808, 58864, 65656, 66352, 80938, 90277, 106691, 131312, 161876, 180554, 213382, 323752, 361108, 426764, 647504, 722216, 853528, 1173601, 1444432, 1707056, 2347202, 4694404, 9388808, 18777616]

約数ペア:

[(1, 18777616), (2, 9388808), (4, 4694404), (8, 2347202), (11, 1707056), (13, 1444432), (16, 1173601), (22, 853528), (26, 722216), (29, 647504), (44, 426764), (52, 361108), (58, 323752), (88, 213382), (104, 180554), (116, 161876), (143, 131312), (176, 106691), (208, 90277), (232, 80938), (283, 66352), (286, 65656), (319, 58864), (377, 49808), (464, 40469), (566, 33176), (572, 32828), (638, 29432), (754, 24904), (1132, 16588), (1144, 16414), (1276, 14716), (1508, 12452), (2264, 8294), (2288, 8207), (2552, 7358), (3016, 6226), (3113, 6032), (3679, 5104), (4147, 4528)]