188781212

素因数分解:

$2^2\times {\mathrm{73}}^1\times {\mathrm{149}}^1\times {\mathrm{4339}}^1$

素因数の和:4565

約数の個数: 24

約数和(自身を含む): 337218000

約数和(自身を除く): 148436788

約数列:

[1, 2, 4, 73, 146, 149, 292, 298, 596, 4339, 8678, 10877, 17356, 21754, 43508, 316747, 633494, 646511, 1266988, 1293022, 2586044, 47195303, 94390606, 188781212]

約数ペア:

[(1, 188781212), (2, 94390606), (4, 47195303), (73, 2586044), (146, 1293022), (149, 1266988), (292, 646511), (298, 633494), (596, 316747), (4339, 43508), (8678, 21754), (10877, 17356)]