129303968

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{212671}}^1$

素因数の和:212700

約数の個数: 24

約数和(自身を含む): 267966720

約数和(自身を除く): 138662752

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 608, 212671, 425342, 850684, 1701368, 3402736, 4040749, 6805472, 8081498, 16162996, 32325992, 64651984, 129303968]

約数ペア:

[(1, 129303968), (2, 64651984), (4, 32325992), (8, 16162996), (16, 8081498), (19, 6805472), (32, 4040749), (38, 3402736), (76, 1701368), (152, 850684), (304, 425342), (608, 212671)]