91686419

素因数分解:

${\mathrm{11}}^2\times {\mathrm{19}}^2\times {\mathrm{2099}}^1$

素因数の和:2159

約数の個数: 18

約数和(自身を含む): 106413300

約数和(自身を除く): 14726881

約数列:

[1, 11, 19, 121, 209, 361, 2099, 2299, 3971, 23089, 39881, 43681, 253979, 438691, 757739, 4825601, 8335129, 91686419]

約数ペア:

[(1, 91686419), (11, 8335129), (19, 4825601), (121, 757739), (209, 438691), (361, 253979), (2099, 43681), (2299, 39881), (3971, 23089)]