18456847

素因数分解:

${\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:151

約数の個数: 24

約数和(自身を含む): 21122640

約数和(自身を除く): 2665793

約数列:

[1, 19, 29, 41, 43, 361, 551, 779, 817, 1189, 1247, 1763, 10469, 14801, 15523, 22591, 23693, 33497, 51127, 429229, 450167, 636443, 971413, 18456847]

約数ペア:

[(1, 18456847), (19, 971413), (29, 636443), (41, 450167), (43, 429229), (361, 51127), (551, 33497), (779, 23693), (817, 22591), (1189, 15523), (1247, 14801), (1763, 10469)]