20826699

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1\times {\mathrm{937}}^1$

素因数の和:1210

約数の個数: 16

約数和(自身を含む): 28815360

約数和(自身を除く): 7988661

約数列:

[1, 3, 31, 93, 239, 717, 937, 2811, 7409, 22227, 29047, 87141, 223943, 671829, 6942233, 20826699]

約数ペア:

[(1, 20826699), (3, 6942233), (31, 671829), (93, 223943), (239, 87141), (717, 29047), (937, 22227), (2811, 7409)]