19771011

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{5827}}^1$

素因数の和:5875

約数の個数: 24

約数和(自身を含む): 31820880

約数和(自身を除く): 12049869

約数列:

[1, 3, 9, 13, 29, 39, 87, 117, 261, 377, 1131, 3393, 5827, 17481, 52443, 75751, 168983, 227253, 506949, 681759, 1520847, 2196779, 6590337, 19771011]

約数ペア:

[(1, 19771011), (3, 6590337), (9, 2196779), (13, 1520847), (29, 681759), (39, 506949), (87, 227253), (117, 168983), (261, 75751), (377, 52443), (1131, 17481), (3393, 5827)]