19897142

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{2713}}^1$

素因数の和:2927

約数の個数: 16

約数和(自身を含む): 31590960

約数和(自身を除く): 11693818

約数列:

[1, 2, 19, 38, 193, 386, 2713, 3667, 5426, 7334, 51547, 103094, 523609, 1047218, 9948571, 19897142]

約数ペア:

[(1, 19897142), (2, 9948571), (19, 1047218), (38, 523609), (193, 103094), (386, 51547), (2713, 7334), (3667, 5426)]