13259515921

素因数分解:

${\mathrm{19}}^2\times {\mathrm{1123}}^1\times {\mathrm{32707}}^1$

素因数の和:33868

約数の個数: 12

約数和(自身を含む): 14007004752

約数和(自身を除く): 747488831

約数列:

[1, 19, 361, 1123, 21337, 32707, 405403, 621433, 11807227, 36729961, 697869259, 13259515921]

約数ペア:

[(1, 13259515921), (19, 697869259), (361, 36729961), (1123, 11807227), (21337, 621433), (32707, 405403)]