18942180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{315703}}^1$

素因数の和:315715

約数の個数: 24

約数和(自身を含む): 53038272

約数和(自身を除く): 34096092

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 315703, 631406, 947109, 1262812, 1578515, 1894218, 3157030, 3788436, 4735545, 6314060, 9471090, 18942180]

約数ペア:

[(1, 18942180), (2, 9471090), (3, 6314060), (4, 4735545), (5, 3788436), (6, 3157030), (10, 1894218), (12, 1578515), (15, 1262812), (20, 947109), (30, 631406), (60, 315703)]