19574672

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{94109}}^1$

素因数の和:94130

約数の個数: 20

約数和(自身を含む): 40843740

約数和(自身を除く): 21269068

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 94109, 188218, 376436, 752872, 1223417, 1505744, 2446834, 4893668, 9787336, 19574672]

約数ペア:

[(1, 19574672), (2, 9787336), (4, 4893668), (8, 2446834), (13, 1505744), (16, 1223417), (26, 752872), (52, 376436), (104, 188218), (208, 94109)]