18218395

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{1163}}^1$

素因数の和:1422

約数の個数: 16

約数和(自身を含む): 23661792

約数和(自身を除く): 5443397

約数列:

[1, 5, 13, 65, 241, 1163, 1205, 3133, 5815, 15119, 15665, 75595, 280283, 1401415, 3643679, 18218395]

約数ペア:

[(1, 18218395), (5, 3643679), (13, 1401415), (65, 280283), (241, 75595), (1163, 15665), (1205, 15119), (3133, 5815)]