19197160

素因数分解:

$2^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{3221}}^1$

素因数の和:3381

約数の個数: 32

約数和(自身を含む): 43497000

約数和(自身を除く): 24299840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 149, 298, 596, 745, 1192, 1490, 2980, 3221, 5960, 6442, 12884, 16105, 25768, 32210, 64420, 128840, 479929, 959858, 1919716, 2399645, 3839432, 4799290, 9598580, 19197160]

約数ペア:

[(1, 19197160), (2, 9598580), (4, 4799290), (5, 3839432), (8, 2399645), (10, 1919716), (20, 959858), (40, 479929), (149, 128840), (298, 64420), (596, 32210), (745, 25768), (1192, 16105), (1490, 12884), (2980, 6442), (3221, 5960)]