20108150

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{12973}}^1$

素因数の和:13016

約数の個数: 24

約数和(自身を含む): 38610624

約数和(自身を除く): 18502474

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 155, 310, 775, 1550, 12973, 25946, 64865, 129730, 324325, 402163, 648650, 804326, 2010815, 4021630, 10054075, 20108150]

約数ペア:

[(1, 20108150), (2, 10054075), (5, 4021630), (10, 2010815), (25, 804326), (31, 648650), (50, 402163), (62, 324325), (155, 129730), (310, 64865), (775, 25946), (1550, 12973)]