20171910512

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{96980339}}^1$

素因数の和:96980360

約数の個数: 20

約数和(自身を含む): 42089467560

約数和(自身を除く): 21917557048

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 96980339, 193960678, 387921356, 775842712, 1260744407, 1551685424, 2521488814, 5042977628, 10085955256, 20171910512]

約数ペア:

[(1, 20171910512), (2, 10085955256), (4, 5042977628), (8, 2521488814), (13, 1551685424), (16, 1260744407), (26, 775842712), (52, 387921356), (104, 193960678), (208, 96980339)]