20838411

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{70163}}^1$

素因数の和:70183

約数の個数: 16

約数和(自身を含む): 33678720

約数和(自身を除く): 12840309

約数列:

[1, 3, 9, 11, 27, 33, 99, 297, 70163, 210489, 631467, 771793, 1894401, 2315379, 6946137, 20838411]

約数ペア:

[(1, 20838411), (3, 6946137), (9, 2315379), (11, 1894401), (27, 771793), (33, 631467), (99, 210489), (297, 70163)]