19868325

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{15583}}^1$

素因数の和:15613

約数の個数: 24

約数和(自身を含む): 34783488

約数和(自身を除く): 14915163

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 425, 1275, 15583, 46749, 77915, 233745, 264911, 389575, 794733, 1168725, 1324555, 3973665, 6622775, 19868325]

約数ペア:

[(1, 19868325), (3, 6622775), (5, 3973665), (15, 1324555), (17, 1168725), (25, 794733), (51, 389575), (75, 264911), (85, 233745), (255, 77915), (425, 46749), (1275, 15583)]