19873570

素因数分解:

$2^1\times 5^1\times {\mathrm{617}}^1\times {\mathrm{3221}}^1$

素因数の和:3845

約数の個数: 16

約数和(自身を含む): 35841528

約数和(自身を除く): 15967958

約数列:

[1, 2, 5, 10, 617, 1234, 3085, 3221, 6170, 6442, 16105, 32210, 1987357, 3974714, 9936785, 19873570]

約数ペア:

[(1, 19873570), (2, 9936785), (5, 3974714), (10, 1987357), (617, 32210), (1234, 16105), (3085, 6442), (3221, 6170)]