178649008

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{210671}}^1$

素因数の和:210732

約数の個数: 20

約数和(自身を含む): 352664928

約数和(自身を除く): 174015920

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 210671, 421342, 842684, 1685368, 3370736, 11165563, 22331126, 44662252, 89324504, 178649008]

約数ペア:

[(1, 178649008), (2, 89324504), (4, 44662252), (8, 22331126), (16, 11165563), (53, 3370736), (106, 1685368), (212, 842684), (424, 421342), (848, 210671)]