39620464

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{797}}^1$

素因数の和:1057

約数の個数: 40

約数和(自身を含む): 83119680

約数和(自身を除く): 43499216

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 239, 478, 797, 956, 1594, 1912, 3107, 3188, 3824, 6214, 6376, 10361, 12428, 12752, 20722, 24856, 41444, 49712, 82888, 165776, 190483, 380966, 761932, 1523864, 2476279, 3047728, 4952558, 9905116, 19810232, 39620464]

約数ペア:

[(1, 39620464), (2, 19810232), (4, 9905116), (8, 4952558), (13, 3047728), (16, 2476279), (26, 1523864), (52, 761932), (104, 380966), (208, 190483), (239, 165776), (478, 82888), (797, 49712), (956, 41444), (1594, 24856), (1912, 20722), (3107, 12752), (3188, 12428), (3824, 10361), (6214, 6376)]