19696760

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{10477}}^1$

素因数の和:10535

約数の個数: 32

約数和(自身を含む): 45264960

約数和(自身を除く): 25568200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 10477, 20954, 41908, 52385, 83816, 104770, 209540, 419080, 492419, 984838, 1969676, 2462095, 3939352, 4924190, 9848380, 19696760]

約数ペア:

[(1, 19696760), (2, 9848380), (4, 4924190), (5, 3939352), (8, 2462095), (10, 1969676), (20, 984838), (40, 492419), (47, 419080), (94, 209540), (188, 104770), (235, 83816), (376, 52385), (470, 41908), (940, 20954), (1880, 10477)]