20149551710

素因数分解:

$2^1\times 5^1\times {\mathrm{21221}}^1\times {\mathrm{94951}}^1$

素因数の和:116179

約数の個数: 16

約数和(自身を含む): 36271284192

約数和(自身を除く): 16121732482

約数列:

[1, 2, 5, 10, 21221, 42442, 94951, 106105, 189902, 212210, 474755, 949510, 2014955171, 4029910342, 10074775855, 20149551710]

約数ペア:

[(1, 20149551710), (2, 10074775855), (5, 4029910342), (10, 2014955171), (21221, 949510), (42442, 474755), (94951, 212210), (106105, 189902)]