20293204

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{149}}^1\times {\mathrm{431}}^1$

素因数の和:663

約数の個数: 24

約数和(自身を含む): 36288000

約数和(自身を除く): 15994796

約数列:

[1, 2, 4, 79, 149, 158, 298, 316, 431, 596, 862, 1724, 11771, 23542, 34049, 47084, 64219, 68098, 128438, 136196, 256876, 5073301, 10146602, 20293204]

約数ペア:

[(1, 20293204), (2, 10146602), (4, 5073301), (79, 256876), (149, 136196), (158, 128438), (298, 68098), (316, 64219), (431, 47084), (596, 34049), (862, 23542), (1724, 11771)]