18446896

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{677}}^1$

素因数の和:829

約数の個数: 40

約数和(自身を含む): 38841264

約数和(自身を除く): 20394368

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 131, 208, 262, 524, 677, 1048, 1354, 1703, 2096, 2708, 3406, 5416, 6812, 8801, 10832, 13624, 17602, 27248, 35204, 70408, 88687, 140816, 177374, 354748, 709496, 1152931, 1418992, 2305862, 4611724, 9223448, 18446896]

約数ペア:

[(1, 18446896), (2, 9223448), (4, 4611724), (8, 2305862), (13, 1418992), (16, 1152931), (26, 709496), (52, 354748), (104, 177374), (131, 140816), (208, 88687), (262, 70408), (524, 35204), (677, 27248), (1048, 17602), (1354, 13624), (1703, 10832), (2096, 8801), (2708, 6812), (3406, 5416)]