18213953

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1259}}^1$

素因数の和:1336

約数の個数: 16

約数和(自身を含む): 20684160

約数和(自身を除く): 2470207

約数列:

[1, 17, 23, 37, 391, 629, 851, 1259, 14467, 21403, 28957, 46583, 492269, 791911, 1071409, 18213953]

約数ペア:

[(1, 18213953), (17, 1071409), (23, 791911), (37, 492269), (391, 46583), (629, 28957), (851, 21403), (1259, 14467)]