20763875

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{15101}}^1$

素因数の和:15127

約数の個数: 16

約数和(自身を含む): 28270944

約数和(自身を除く): 7507069

約数列:

[1, 5, 11, 25, 55, 125, 275, 1375, 15101, 75505, 166111, 377525, 830555, 1887625, 4152775, 20763875]

約数ペア:

[(1, 20763875), (5, 4152775), (11, 1887625), (25, 830555), (55, 377525), (125, 166111), (275, 75505), (1375, 15101)]