20072843

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{1621}}^1$

素因数の和:1718

約数の個数: 16

約数和(自身を含む): 24135360

約数和(自身を除く): 4062517

約数列:

[1, 7, 29, 61, 203, 427, 1621, 1769, 11347, 12383, 47009, 98881, 329063, 692167, 2867549, 20072843]

約数ペア:

[(1, 20072843), (7, 2867549), (29, 692167), (61, 329063), (203, 98881), (427, 47009), (1621, 12383), (1769, 11347)]