131020618

素因数分解:

$2^1\times {\mathrm{19}}^3\times {\mathrm{9551}}^1$

素因数の和:9610

約数の個数: 16

約数和(自身を含む): 207469440

約数和(自身を除く): 76448822

約数列:

[1, 2, 19, 38, 361, 722, 6859, 9551, 13718, 19102, 181469, 362938, 3447911, 6895822, 65510309, 131020618]

約数ペア:

[(1, 131020618), (2, 65510309), (19, 6895822), (38, 3447911), (361, 362938), (722, 181469), (6859, 19102), (9551, 13718)]