18667115

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{1451}}^1$

素因数の和:1570

約数の個数: 16

約数和(自身を含む): 23417856

約数和(自身を除く): 4750741

約数列:

[1, 5, 31, 83, 155, 415, 1451, 2573, 7255, 12865, 44981, 120433, 224905, 602165, 3733423, 18667115]

約数ペア:

[(1, 18667115), (5, 3733423), (31, 602165), (83, 224905), (155, 120433), (415, 44981), (1451, 12865), (2573, 7255)]