20179943368

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{6967}}^1\times {\mathrm{27851}}^1$

素因数の和:34837

約数の個数: 32

約数和(自身を含む): 40755274560

約数和(自身を除く): 20575331192

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 6967, 13934, 27851, 27868, 55702, 55736, 90571, 111404, 181142, 222808, 362063, 362284, 724126, 724568, 1448252, 2896504, 194037917, 388075834, 776151668, 1552303336, 2522492921, 5044985842, 10089971684, 20179943368]

約数ペア:

[(1, 20179943368), (2, 10089971684), (4, 5044985842), (8, 2522492921), (13, 1552303336), (26, 776151668), (52, 388075834), (104, 194037917), (6967, 2896504), (13934, 1448252), (27851, 724568), (27868, 724126), (55702, 362284), (55736, 362063), (90571, 222808), (111404, 181142)]