18533815

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{1097}}^1$

素因数の和:1242

約数の個数: 16

約数和(自身を含む): 23189760

約数和(自身を除く): 4655945

約数列:

[1, 5, 31, 109, 155, 545, 1097, 3379, 5485, 16895, 34007, 119573, 170035, 597865, 3706763, 18533815]

約数ペア:

[(1, 18533815), (5, 3706763), (31, 597865), (109, 170035), (155, 119573), (545, 34007), (1097, 16895), (3379, 5485)]