1809571010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{88661}}^1$

素因数の和:88838

約数の個数: 32

約数和(自身を含む): 3530166192

約数和(自身を除く): 1720595182

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 157, 314, 785, 1570, 2041, 4082, 10205, 20410, 88661, 177322, 443305, 886610, 1152593, 2305186, 5762965, 11525930, 13919777, 27839554, 69598885, 139197770, 180957101, 361914202, 904785505, 1809571010]

約数ペア:

[(1, 1809571010), (2, 904785505), (5, 361914202), (10, 180957101), (13, 139197770), (26, 69598885), (65, 27839554), (130, 13919777), (157, 11525930), (314, 5762965), (785, 2305186), (1570, 1152593), (2041, 886610), (4082, 443305), (10205, 177322), (20410, 88661)]