20872551472

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{5953}}^1\times {\mathrm{7069}}^1$

素因数の和:13061

約数の個数: 40

約数和(自身を含む): 41758021760

約数和(自身を除く): 20885470288

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 5953, 7069, 11906, 14138, 23812, 28276, 47624, 56552, 95248, 113104, 184543, 219139, 369086, 438278, 738172, 876556, 1476344, 1753112, 2952688, 3506224, 42081757, 84163514, 168327028, 336654056, 673308112, 1304534467, 2609068934, 5218137868, 10436275736, 20872551472]

約数ペア:

[(1, 20872551472), (2, 10436275736), (4, 5218137868), (8, 2609068934), (16, 1304534467), (31, 673308112), (62, 336654056), (124, 168327028), (248, 84163514), (496, 42081757), (5953, 3506224), (7069, 2952688), (11906, 1753112), (14138, 1476344), (23812, 876556), (28276, 738172), (47624, 438278), (56552, 369086), (95248, 219139), (113104, 184543)]