19805255

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{5683}}^1$

素因数の和:5746

約数の個数: 16

約数和(自身を含む): 25782624

約数和(自身を除く): 5977369

約数列:

[1, 5, 17, 41, 85, 205, 697, 3485, 5683, 28415, 96611, 233003, 483055, 1165015, 3961051, 19805255]

約数ペア:

[(1, 19805255), (5, 3961051), (17, 1165015), (41, 483055), (85, 233003), (205, 96611), (697, 28415), (3485, 5683)]