20016595

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{4483}}^1$

素因数の和:4554

約数の個数: 16

約数和(自身を含む): 25827840

約数和(自身を除く): 5811245

約数列:

[1, 5, 19, 47, 95, 235, 893, 4465, 4483, 22415, 85177, 210701, 425885, 1053505, 4003319, 20016595]

約数ペア:

[(1, 20016595), (5, 4003319), (19, 1053505), (47, 425885), (95, 210701), (235, 85177), (893, 22415), (4465, 4483)]