18728203

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{1021}}^1$

素因数の和:1134

約数の個数: 16

約数和(自身を含む): 21633696

約数和(自身を除く): 2905493

約数列:

[1, 13, 17, 83, 221, 1021, 1079, 1411, 13273, 17357, 18343, 84743, 225641, 1101659, 1440631, 18728203]

約数ペア:

[(1, 18728203), (13, 1440631), (17, 1101659), (83, 225641), (221, 84743), (1021, 18343), (1079, 17357), (1411, 13273)]