19381664

素因数分解:

$2^5\times {\mathrm{137}}^1\times {\mathrm{4421}}^1$

素因数の和:4568

約数の個数: 24

約数和(自身を含む): 38444868

約数和(自身を除く): 19063204

約数列:

[1, 2, 4, 8, 16, 32, 137, 274, 548, 1096, 2192, 4384, 4421, 8842, 17684, 35368, 70736, 141472, 605677, 1211354, 2422708, 4845416, 9690832, 19381664]

約数ペア:

[(1, 19381664), (2, 9690832), (4, 4845416), (8, 2422708), (16, 1211354), (32, 605677), (137, 141472), (274, 70736), (548, 35368), (1096, 17684), (2192, 8842), (4384, 4421)]