20296090

素因数分解:

$2^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{9619}}^1$

素因数の和:9837

約数の個数: 16

約数和(自身を含む): 36709920

約数和(自身を除く): 16413830

約数列:

[1, 2, 5, 10, 211, 422, 1055, 2110, 9619, 19238, 48095, 96190, 2029609, 4059218, 10148045, 20296090]

約数ペア:

[(1, 20296090), (2, 10148045), (5, 4059218), (10, 2029609), (211, 96190), (422, 48095), (1055, 19238), (2110, 9619)]