19906660

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{58549}}^1$

素因数の和:58575

約数の個数: 24

約数和(自身を含む): 44263800

約数和(自身を除く): 24357140

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 58549, 117098, 234196, 292745, 585490, 995333, 1170980, 1990666, 3981332, 4976665, 9953330, 19906660]

約数ペア:

[(1, 19906660), (2, 9953330), (4, 4976665), (5, 3981332), (10, 1990666), (17, 1170980), (20, 995333), (34, 585490), (68, 292745), (85, 234196), (170, 117098), (340, 58549)]