15205420984

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{1663}}^1\times {\mathrm{87917}}^1$

素因数の和:89599

約数の個数: 32

約数和(自身を含む): 30722065920

約数和(自身を除く): 15516644936

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 1663, 3326, 6652, 13304, 21619, 43238, 86476, 87917, 172952, 175834, 351668, 703336, 1142921, 2285842, 4571684, 9143368, 146205971, 292411942, 584823884, 1169647768, 1900677623, 3801355246, 7602710492, 15205420984]

約数ペア:

[(1, 15205420984), (2, 7602710492), (4, 3801355246), (8, 1900677623), (13, 1169647768), (26, 584823884), (52, 292411942), (104, 146205971), (1663, 9143368), (3326, 4571684), (6652, 2285842), (13304, 1142921), (21619, 703336), (43238, 351668), (86476, 175834), (87917, 172952)]