20148999

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{12601}}^1$

素因数の和:12658

約数の個数: 16

約数和(自身を含む): 29639904

約数和(自身を除く): 9490905

約数列:

[1, 3, 13, 39, 41, 123, 533, 1599, 12601, 37803, 163813, 491439, 516641, 1549923, 6716333, 20148999]

約数ペア:

[(1, 20148999), (3, 6716333), (13, 1549923), (39, 516641), (41, 491439), (123, 163813), (533, 37803), (1599, 12601)]