20190543

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{2657}}^1$

素因数の和:2826

約数の個数: 16

約数和(自身を含む): 28706400

約数和(自身を除く): 8515857

約数列:

[1, 3, 17, 51, 149, 447, 2533, 2657, 7599, 7971, 45169, 135507, 395893, 1187679, 6730181, 20190543]

約数ペア:

[(1, 20190543), (3, 6730181), (17, 1187679), (51, 395893), (149, 135507), (447, 45169), (2533, 7971), (2657, 7599)]