19832840

素因数分解:

$2^3\times 5^1\times {\mathrm{495821}}^1$

素因数の和:495832

約数の個数: 16

約数和(自身を含む): 44623980

約数和(自身を除く): 24791140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 495821, 991642, 1983284, 2479105, 3966568, 4958210, 9916420, 19832840]

約数ペア:

[(1, 19832840), (2, 9916420), (4, 4958210), (5, 3966568), (8, 2479105), (10, 1983284), (20, 991642), (40, 495821)]