19682416

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{251}}^1$

素因数の和:314

約数の個数: 60

約数和(自身を含む): 42887880

約数和(自身を除く): 23205464

約数列:

[1, 2, 4, 8, 13, 16, 26, 29, 52, 58, 104, 116, 169, 208, 232, 251, 338, 377, 464, 502, 676, 754, 1004, 1352, 1508, 2008, 2704, 3016, 3263, 4016, 4901, 6032, 6526, 7279, 9802, 13052, 14558, 19604, 26104, 29116, 39208, 42419, 52208, 58232, 78416, 84838, 94627, 116464, 169676, 189254, 339352, 378508, 678704, 757016, 1230151, 1514032, 2460302, 4920604, 9841208, 19682416]

約数ペア:

[(1, 19682416), (2, 9841208), (4, 4920604), (8, 2460302), (13, 1514032), (16, 1230151), (26, 757016), (29, 678704), (52, 378508), (58, 339352), (104, 189254), (116, 169676), (169, 116464), (208, 94627), (232, 84838), (251, 78416), (338, 58232), (377, 52208), (464, 42419), (502, 39208), (676, 29116), (754, 26104), (1004, 19604), (1352, 14558), (1508, 13052), (2008, 9802), (2704, 7279), (3016, 6526), (3263, 6032), (4016, 4901)]