20586424

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{811}}^1$

素因数の和:1003

約数の個数: 32

約数和(自身を含む): 40924800

約数和(自身を除く): 20338376

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 167, 334, 668, 811, 1336, 1622, 3173, 3244, 6346, 6488, 12692, 15409, 25384, 30818, 61636, 123272, 135437, 270874, 541748, 1083496, 2573303, 5146606, 10293212, 20586424]

約数ペア:

[(1, 20586424), (2, 10293212), (4, 5146606), (8, 2573303), (19, 1083496), (38, 541748), (76, 270874), (152, 135437), (167, 123272), (334, 61636), (668, 30818), (811, 25384), (1336, 15409), (1622, 12692), (3173, 6488), (3244, 6346)]