18870888964

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{3343531}}^1$

素因数の和:3343635

約数の個数: 24

約数和(自身を含む): 35387942688

約数和(自身を除く): 16517053724

約数列:

[1, 2, 4, 17, 34, 68, 83, 166, 332, 1411, 2822, 5644, 3343531, 6687062, 13374124, 56840027, 113680054, 227360108, 277513073, 555026146, 1110052292, 4717722241, 9435444482, 18870888964]

約数ペア:

[(1, 18870888964), (2, 9435444482), (4, 4717722241), (17, 1110052292), (34, 555026146), (68, 277513073), (83, 227360108), (166, 113680054), (332, 56840027), (1411, 13374124), (2822, 6687062), (5644, 3343531)]