19565018

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{61}}^2\times {\mathrm{239}}^1$

素因数の和:374

約数の個数: 24

約数和(自身を含む): 32685120

約数和(自身を除く): 13120102

約数列:

[1, 2, 11, 22, 61, 122, 239, 478, 671, 1342, 2629, 3721, 5258, 7442, 14579, 29158, 40931, 81862, 160369, 320738, 889319, 1778638, 9782509, 19565018]

約数ペア:

[(1, 19565018), (2, 9782509), (11, 1778638), (22, 889319), (61, 320738), (122, 160369), (239, 81862), (478, 40931), (671, 29158), (1342, 14579), (2629, 7442), (3721, 5258)]