20958354

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{31469}}^1$

素因数の和:31514

約数の個数: 24

約数和(自身を含む): 46638540

約数和(自身を除く): 25680186

約数列:

[1, 2, 3, 6, 9, 18, 37, 74, 111, 222, 333, 666, 31469, 62938, 94407, 188814, 283221, 566442, 1164353, 2328706, 3493059, 6986118, 10479177, 20958354]

約数ペア:

[(1, 20958354), (2, 10479177), (3, 6986118), (6, 3493059), (9, 2328706), (18, 1164353), (37, 566442), (74, 283221), (111, 188814), (222, 94407), (333, 62938), (666, 31469)]