19432580

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{6521}}^1$

素因数の和:6679

約数の個数: 24

約数和(自身を含む): 41088600

約数和(自身を除く): 21656020

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2980, 6521, 13042, 26084, 32605, 65210, 130420, 971629, 1943258, 3886516, 4858145, 9716290, 19432580]

約数ペア:

[(1, 19432580), (2, 9716290), (4, 4858145), (5, 3886516), (10, 1943258), (20, 971629), (149, 130420), (298, 65210), (596, 32605), (745, 26084), (1490, 13042), (2980, 6521)]