20146491

素因数分解:

$3^2\times {\mathrm{103}}^2\times {\mathrm{211}}^1$

素因数の和:423

約数の個数: 18

約数和(自身を含む): 29525028

約数和(自身を除く): 9378537

約数列:

[1, 3, 9, 103, 211, 309, 633, 927, 1899, 10609, 21733, 31827, 65199, 95481, 195597, 2238499, 6715497, 20146491]

約数ペア:

[(1, 20146491), (3, 6715497), (9, 2238499), (103, 195597), (211, 95481), (309, 65199), (633, 31827), (927, 21733), (1899, 10609)]