19912627

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{8807}}^1$

素因数の和:8850

約数の個数: 16

約数和(自身を含む): 25367040

約数和(自身を除く): 5454413

約数列:

[1, 7, 17, 19, 119, 133, 323, 2261, 8807, 61649, 149719, 167333, 1048033, 1171331, 2844661, 19912627]

約数ペア:

[(1, 19912627), (7, 2844661), (17, 1171331), (19, 1048033), (119, 167333), (133, 149719), (323, 61649), (2261, 8807)]