20838672

素因数分解:

$2^4\times 3^2\times {\mathrm{47}}^1\times {\mathrm{3079}}^1$

素因数の和:3140

約数の個数: 60

約数和(自身を含む): 59579520

約数和(自身を除く): 38740848

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 47, 48, 72, 94, 141, 144, 188, 282, 376, 423, 564, 752, 846, 1128, 1692, 2256, 3079, 3384, 6158, 6768, 9237, 12316, 18474, 24632, 27711, 36948, 49264, 55422, 73896, 110844, 144713, 147792, 221688, 289426, 434139, 443376, 578852, 868278, 1157704, 1302417, 1736556, 2315408, 2604834, 3473112, 5209668, 6946224, 10419336, 20838672]

約数ペア:

[(1, 20838672), (2, 10419336), (3, 6946224), (4, 5209668), (6, 3473112), (8, 2604834), (9, 2315408), (12, 1736556), (16, 1302417), (18, 1157704), (24, 868278), (36, 578852), (47, 443376), (48, 434139), (72, 289426), (94, 221688), (141, 147792), (144, 144713), (188, 110844), (282, 73896), (376, 55422), (423, 49264), (564, 36948), (752, 27711), (846, 24632), (1128, 18474), (1692, 12316), (2256, 9237), (3079, 6768), (3384, 6158)]