18505135

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{73}}^1\times {\mathrm{419}}^1$

素因数の和:519

約数の個数: 24

約数和(自身を含む): 24801840

約数和(自身を除く): 6296705

約数列:

[1, 5, 11, 55, 73, 121, 365, 419, 605, 803, 2095, 4015, 4609, 8833, 23045, 30587, 44165, 50699, 152935, 253495, 336457, 1682285, 3701027, 18505135]

約数ペア:

[(1, 18505135), (5, 3701027), (11, 1682285), (55, 336457), (73, 253495), (121, 152935), (365, 50699), (419, 44165), (605, 30587), (803, 23045), (2095, 8833), (4015, 4609)]