18243782

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{307}}^1\times {\mathrm{691}}^1$

素因数の和:1043

約数の個数: 16

約数和(自身を含む): 28133952

約数和(自身を除く): 9890170

約数列:

[1, 2, 43, 86, 307, 614, 691, 1382, 13201, 26402, 29713, 59426, 212137, 424274, 9121891, 18243782]

約数ペア:

[(1, 18243782), (2, 9121891), (43, 424274), (86, 212137), (307, 59426), (614, 29713), (691, 26402), (1382, 13201)]