20206785

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{70901}}^1$

素因数の和:70928

約数の個数: 16

約数和(自身を含む): 34032960

約数和(自身を除く): 13826175

約数列:

[1, 3, 5, 15, 19, 57, 95, 285, 70901, 212703, 354505, 1063515, 1347119, 4041357, 6735595, 20206785]

約数ペア:

[(1, 20206785), (3, 6735595), (5, 4041357), (15, 1347119), (19, 1063515), (57, 354505), (95, 212703), (285, 70901)]