19819934

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{4813}}^1$

素因数の和:4915

約数の個数: 16

約数和(自身を含む): 31194720

約数和(自身を除く): 11374786

約数列:

[1, 2, 29, 58, 71, 142, 2059, 4118, 4813, 9626, 139577, 279154, 341723, 683446, 9909967, 19819934]

約数ペア:

[(1, 19819934), (2, 9909967), (29, 683446), (58, 341723), (71, 279154), (142, 139577), (2059, 9626), (4118, 4813)]