20153304848

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{431}}^1\times {\mathrm{94273}}^1$

素因数の和:94743

約数の個数: 40

約数和(自身を含む): 40400557056

約数和(自身を除く): 20247252208

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 431, 496, 862, 1724, 3448, 6896, 13361, 26722, 53444, 94273, 106888, 188546, 213776, 377092, 754184, 1508368, 2922463, 5844926, 11689852, 23379704, 40631663, 46759408, 81263326, 162526652, 325053304, 650106608, 1259581553, 2519163106, 5038326212, 10076652424, 20153304848]

約数ペア:

[(1, 20153304848), (2, 10076652424), (4, 5038326212), (8, 2519163106), (16, 1259581553), (31, 650106608), (62, 325053304), (124, 162526652), (248, 81263326), (431, 46759408), (496, 40631663), (862, 23379704), (1724, 11689852), (3448, 5844926), (6896, 2922463), (13361, 1508368), (26722, 754184), (53444, 377092), (94273, 213776), (106888, 188546)]