31001968

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{45061}}^1$

素因数の和:45112

約数の個数: 20

約数和(自身を含む): 61464568

約数和(自身を除く): 30462600

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 45061, 90122, 180244, 360488, 720976, 1937623, 3875246, 7750492, 15500984, 31001968]

約数ペア:

[(1, 31001968), (2, 15500984), (4, 7750492), (8, 3875246), (16, 1937623), (43, 720976), (86, 360488), (172, 180244), (344, 90122), (688, 45061)]