18774021

素因数分解:

$3^1\times 7^1\times {\mathrm{587}}^1\times {\mathrm{1523}}^1$

素因数の和:2120

約数の個数: 16

約数和(自身を含む): 28675584

約数和(自身を除く): 9901563

約数列:

[1, 3, 7, 21, 587, 1523, 1761, 4109, 4569, 10661, 12327, 31983, 894001, 2682003, 6258007, 18774021]

約数ペア:

[(1, 18774021), (3, 6258007), (7, 2682003), (21, 894001), (587, 31983), (1523, 12327), (1761, 10661), (4109, 4569)]