1916379

素因数分解:

$3^4\times {\mathrm{59}}^1\times {\mathrm{401}}^1$

素因数の和:472

約数の個数: 20

約数和(自身を含む): 2918520

約数和(自身を除く): 1002141

約数列:

[1, 3, 9, 27, 59, 81, 177, 401, 531, 1203, 1593, 3609, 4779, 10827, 23659, 32481, 70977, 212931, 638793, 1916379]

約数ペア:

[(1, 1916379), (3, 638793), (9, 212931), (27, 70977), (59, 32481), (81, 23659), (177, 10827), (401, 4779), (531, 3609), (1203, 1593)]