18162005

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{5167}}^1$

素因数の和:5228

約数の個数: 16

約数和(自身を含む): 23566080

約数和(自身を除く): 5404075

約数列:

[1, 5, 19, 37, 95, 185, 703, 3515, 5167, 25835, 98173, 191179, 490865, 955895, 3632401, 18162005]

約数ペア:

[(1, 18162005), (5, 3632401), (19, 955895), (37, 490865), (95, 191179), (185, 98173), (703, 25835), (3515, 5167)]