18338512

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{67421}}^1$

素因数の和:67446

約数の個数: 20

約数和(自身を含む): 37621476

約数和(自身を除く): 19282964

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 67421, 134842, 269684, 539368, 1078736, 1146157, 2292314, 4584628, 9169256, 18338512]

約数ペア:

[(1, 18338512), (2, 9169256), (4, 4584628), (8, 2292314), (16, 1146157), (17, 1078736), (34, 539368), (68, 269684), (136, 134842), (272, 67421)]