13865072

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{349}}^1$

素因数の和:561

約数の個数: 40

約数和(自身を含む): 29164800

約数和(自身を除く): 15299728

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 191, 208, 349, 382, 698, 764, 1396, 1528, 2483, 2792, 3056, 4537, 4966, 5584, 9074, 9932, 18148, 19864, 36296, 39728, 66659, 72592, 133318, 266636, 533272, 866567, 1066544, 1733134, 3466268, 6932536, 13865072]

約数ペア:

[(1, 13865072), (2, 6932536), (4, 3466268), (8, 1733134), (13, 1066544), (16, 866567), (26, 533272), (52, 266636), (104, 133318), (191, 72592), (208, 66659), (349, 39728), (382, 36296), (698, 19864), (764, 18148), (1396, 9932), (1528, 9074), (2483, 5584), (2792, 4966), (3056, 4537)]