20188250

素因数分解:

$2^1\times 5^3\times {\mathrm{23}}^1\times {\mathrm{3511}}^1$

素因数の和:3551

約数の個数: 32

約数和(自身を含む): 39446784

約数和(自身を除く): 19258534

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 115, 125, 230, 250, 575, 1150, 2875, 3511, 5750, 7022, 17555, 35110, 80753, 87775, 161506, 175550, 403765, 438875, 807530, 877750, 2018825, 4037650, 10094125, 20188250]

約数ペア:

[(1, 20188250), (2, 10094125), (5, 4037650), (10, 2018825), (23, 877750), (25, 807530), (46, 438875), (50, 403765), (115, 175550), (125, 161506), (230, 87775), (250, 80753), (575, 35110), (1150, 17555), (2875, 7022), (3511, 5750)]