20045650

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{17431}}^1$

素因数の和:17466

約数の個数: 24

約数和(自身を含む): 38908224

約数和(自身を除く): 18862574

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 115, 230, 575, 1150, 17431, 34862, 87155, 174310, 400913, 435775, 801826, 871550, 2004565, 4009130, 10022825, 20045650]

約数ペア:

[(1, 20045650), (2, 10022825), (5, 4009130), (10, 2004565), (23, 871550), (25, 801826), (46, 435775), (50, 400913), (115, 174310), (230, 87155), (575, 34862), (1150, 17431)]