19173320

素因数分解:

$2^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{3217}}^1$

素因数の和:3377

約数の個数: 32

約数和(自身を含む): 43443000

約数和(自身を除く): 24269680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 149, 298, 596, 745, 1192, 1490, 2980, 3217, 5960, 6434, 12868, 16085, 25736, 32170, 64340, 128680, 479333, 958666, 1917332, 2396665, 3834664, 4793330, 9586660, 19173320]

約数ペア:

[(1, 19173320), (2, 9586660), (4, 4793330), (5, 3834664), (8, 2396665), (10, 1917332), (20, 958666), (40, 479333), (149, 128680), (298, 64340), (596, 32170), (745, 25736), (1192, 16085), (1490, 12868), (2980, 6434), (3217, 5960)]