20136009

素因数分解:

$3^1\times {\mathrm{107}}^1\times {\mathrm{149}}^1\times {\mathrm{421}}^1$

素因数の和:680

約数の個数: 16

約数和(自身を含む): 27345600

約数和(自身を除く): 7209591

約数列:

[1, 3, 107, 149, 321, 421, 447, 1263, 15943, 45047, 47829, 62729, 135141, 188187, 6712003, 20136009]

約数ペア:

[(1, 20136009), (3, 6712003), (107, 188187), (149, 135141), (321, 62729), (421, 47829), (447, 45047), (1263, 15943)]