18712549506

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{445536893}}^1$

素因数の和:445536905

約数の個数: 16

約数和(自身を含む): 42771541824

約数和(自身を除く): 24058992318

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 445536893, 891073786, 1336610679, 2673221358, 3118758251, 6237516502, 9356274753, 18712549506]

約数ペア:

[(1, 18712549506), (2, 9356274753), (3, 6237516502), (6, 3118758251), (7, 2673221358), (14, 1336610679), (21, 891073786), (42, 445536893)]