18065405

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{4019}}^1$

素因数の和:4084

約数の個数: 16

約数和(自身を含む): 23155200

約数和(自身を除く): 5089795

約数列:

[1, 5, 29, 31, 145, 155, 899, 4019, 4495, 20095, 116551, 124589, 582755, 622945, 3613081, 18065405]

約数ペア:

[(1, 18065405), (5, 3613081), (29, 622945), (31, 582755), (145, 124589), (155, 116551), (899, 20095), (4019, 4495)]