19798478

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^2\times {\mathrm{1033}}^1$

素因数の和:1116

約数の個数: 24

約数和(自身を含む): 34916112

約数和(自身を除く): 15117634

約数列:

[1, 2, 7, 14, 37, 74, 259, 518, 1033, 1369, 2066, 2738, 7231, 9583, 14462, 19166, 38221, 76442, 267547, 535094, 1414177, 2828354, 9899239, 19798478]

約数ペア:

[(1, 19798478), (2, 9899239), (7, 2828354), (14, 1414177), (37, 535094), (74, 267547), (259, 76442), (518, 38221), (1033, 19166), (1369, 14462), (2066, 9583), (2738, 7231)]