16666256

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{863}}^1$

素因数の和:959

約数の個数: 40

約数和(自身を含む): 34712064

約数和(自身を除く): 18045808

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 71, 136, 142, 272, 284, 568, 863, 1136, 1207, 1726, 2414, 3452, 4828, 6904, 9656, 13808, 14671, 19312, 29342, 58684, 61273, 117368, 122546, 234736, 245092, 490184, 980368, 1041641, 2083282, 4166564, 8333128, 16666256]

約数ペア:

[(1, 16666256), (2, 8333128), (4, 4166564), (8, 2083282), (16, 1041641), (17, 980368), (34, 490184), (68, 245092), (71, 234736), (136, 122546), (142, 117368), (272, 61273), (284, 58684), (568, 29342), (863, 19312), (1136, 14671), (1207, 13808), (1726, 9656), (2414, 6904), (3452, 4828)]