20129553652

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{9221}}^1\times {\mathrm{41981}}^1$

素因数の和:51219

約数の個数: 24

約数和(自身を含む): 37941484392

約数和(自身を除く): 17811930740

約数列:

[1, 2, 4, 13, 26, 52, 9221, 18442, 36884, 41981, 83962, 119873, 167924, 239746, 479492, 545753, 1091506, 2183012, 387106801, 774213602, 1548427204, 5032388413, 10064776826, 20129553652]

約数ペア:

[(1, 20129553652), (2, 10064776826), (4, 5032388413), (13, 1548427204), (26, 774213602), (52, 387106801), (9221, 2183012), (18442, 1091506), (36884, 545753), (41981, 479492), (83962, 239746), (119873, 167924)]