128526736

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{617917}}^1$

素因数の和:617938

約数の個数: 20

約数和(自身を含む): 268176412

約数和(自身を除く): 139649676

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 617917, 1235834, 2471668, 4943336, 8032921, 9886672, 16065842, 32131684, 64263368, 128526736]

約数ペア:

[(1, 128526736), (2, 64263368), (4, 32131684), (8, 16065842), (13, 9886672), (16, 8032921), (26, 4943336), (52, 2471668), (104, 1235834), (208, 617917)]