20867330

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{11159}}^1$

素因数の和:11194

約数の個数: 32

約数和(自身を含む): 43390080

約数和(自身を除く): 22522750

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 85, 110, 170, 187, 374, 935, 1870, 11159, 22318, 55795, 111590, 122749, 189703, 245498, 379406, 613745, 948515, 1227490, 1897030, 2086733, 4173466, 10433665, 20867330]

約数ペア:

[(1, 20867330), (2, 10433665), (5, 4173466), (10, 2086733), (11, 1897030), (17, 1227490), (22, 948515), (34, 613745), (55, 379406), (85, 245498), (110, 189703), (170, 122749), (187, 111590), (374, 55795), (935, 22318), (1870, 11159)]