19689630

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{656321}}^1$

素因数の和:656331

約数の個数: 16

約数和(自身を含む): 47255184

約数和(自身を除く): 27565554

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 656321, 1312642, 1968963, 3281605, 3937926, 6563210, 9844815, 19689630]

約数ペア:

[(1, 19689630), (2, 9844815), (3, 6563210), (5, 3937926), (6, 3281605), (10, 1968963), (15, 1312642), (30, 656321)]