20028550

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{23563}}^1$

素因数の和:23592

約数の個数: 24

約数和(自身を含む): 39446136

約数和(自身を除く): 19417586

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 170, 425, 850, 23563, 47126, 117815, 235630, 400571, 589075, 801142, 1178150, 2002855, 4005710, 10014275, 20028550]

約数ペア:

[(1, 20028550), (2, 10014275), (5, 4005710), (10, 2002855), (17, 1178150), (25, 801142), (34, 589075), (50, 400571), (85, 235630), (170, 117815), (425, 47126), (850, 23563)]