138342832

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{278917}}^1$

素因数の和:278956

約数の個数: 20

約数和(自身を含む): 276686656

約数和(自身を除く): 138343824

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 278917, 557834, 1115668, 2231336, 4462672, 8646427, 17292854, 34585708, 69171416, 138342832]

約数ペア:

[(1, 138342832), (2, 69171416), (4, 34585708), (8, 17292854), (16, 8646427), (31, 4462672), (62, 2231336), (124, 1115668), (248, 557834), (496, 278917)]