19401338

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{3851}}^1$

素因数の和:4093

約数の個数: 16

約数和(自身を含む): 31894560

約数和(自身を除く): 12493222

約数列:

[1, 2, 11, 22, 229, 458, 2519, 3851, 5038, 7702, 42361, 84722, 881879, 1763758, 9700669, 19401338]

約数ペア:

[(1, 19401338), (2, 9700669), (11, 1763758), (22, 881879), (229, 84722), (458, 42361), (2519, 7702), (3851, 5038)]