16213121572

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{547}}^1\times {\mathrm{390001}}^1$

素因数の和:390571

約数の個数: 24

約数和(自身を含む): 29920953440

約数和(自身を除く): 13707831868

約数列:

[1, 2, 4, 19, 38, 76, 547, 1094, 2188, 10393, 20786, 41572, 390001, 780002, 1560004, 7410019, 14820038, 29640076, 213330547, 426661094, 853322188, 4053280393, 8106560786, 16213121572]

約数ペア:

[(1, 16213121572), (2, 8106560786), (4, 4053280393), (19, 853322188), (38, 426661094), (76, 213330547), (547, 29640076), (1094, 14820038), (2188, 7410019), (10393, 1560004), (20786, 780002), (41572, 390001)]