18779643

素因数分解:

$3^2\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{433}}^1$

素因数の和:579

約数の個数: 24

約数和(自身を含む): 27984320

約数和(自身を除く): 9204677

約数列:

[1, 3, 9, 61, 79, 183, 237, 433, 549, 711, 1299, 3897, 4819, 14457, 26413, 34207, 43371, 79239, 102621, 237717, 307863, 2086627, 6259881, 18779643]

約数ペア:

[(1, 18779643), (3, 6259881), (9, 2086627), (61, 307863), (79, 237717), (183, 102621), (237, 79239), (433, 43371), (549, 34207), (711, 26413), (1299, 14457), (3897, 4819)]