19407453

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{101}}^1\times {\mathrm{379}}^1$

素因数の和:509

約数の個数: 24

約数和(自身を含む): 28372320

約数和(自身を除く): 8964867

約数列:

[1, 3, 13, 39, 101, 169, 303, 379, 507, 1137, 1313, 3939, 4927, 14781, 17069, 38279, 51207, 64051, 114837, 192153, 497627, 1492881, 6469151, 19407453]

約数ペア:

[(1, 19407453), (3, 6469151), (13, 1492881), (39, 497627), (101, 192153), (169, 114837), (303, 64051), (379, 51207), (507, 38279), (1137, 17069), (1313, 14781), (3939, 4927)]