18809193

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{1613}}^1$

素因数の和:1665

約数の個数: 24

約数和(自身を含む): 28354752

約数和(自身を除く): 9545559

約数列:

[1, 3, 13, 23, 39, 69, 169, 299, 507, 897, 1613, 3887, 4839, 11661, 20969, 37099, 62907, 111297, 272597, 482287, 817791, 1446861, 6269731, 18809193]

約数ペア:

[(1, 18809193), (3, 6269731), (13, 1446861), (23, 817791), (39, 482287), (69, 272597), (169, 111297), (299, 62907), (507, 37099), (897, 20969), (1613, 11661), (3887, 4839)]