19712742

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{469351}}^1$

素因数の和:469363

約数の個数: 16

約数和(自身を含む): 45057792

約数和(自身を除く): 25345050

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 469351, 938702, 1408053, 2816106, 3285457, 6570914, 9856371, 19712742]

約数ペア:

[(1, 19712742), (2, 9856371), (3, 6570914), (6, 3285457), (7, 2816106), (14, 1408053), (21, 938702), (42, 469351)]