194619020

素因数分解:

$2^2\times 5^1\times {\mathrm{9730951}}^1$

素因数の和:9730960

約数の個数: 12

約数和(自身を含む): 408699984

約数和(自身を除く): 214080964

約数列:

[1, 2, 4, 5, 10, 20, 9730951, 19461902, 38923804, 48654755, 97309510, 194619020]

約数ペア:

[(1, 194619020), (2, 97309510), (4, 48654755), (5, 38923804), (10, 19461902), (20, 9730951)]