201645431056

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{663307339}}^1$

素因数の和:663307366

約数の個数: 20

約数和(自身を含む): 411250550800

約数和(自身を除く): 209605119744

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 663307339, 1326614678, 2653229356, 5306458712, 10612917424, 12602839441, 25205678882, 50411357764, 100822715528, 201645431056]

約数ペア:

[(1, 201645431056), (2, 100822715528), (4, 50411357764), (8, 25205678882), (16, 12602839441), (19, 10612917424), (38, 5306458712), (76, 2653229356), (152, 1326614678), (304, 663307339)]