20851544276

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{2414491}}^1$

素因数の和:2414639

約数の個数: 24

約数和(自身を含む): 38940926976

約数和(自身を除く): 18089382700

約数列:

[1, 2, 4, 17, 34, 68, 127, 254, 508, 2159, 4318, 8636, 2414491, 4828982, 9657964, 41046347, 82092694, 164185388, 306640357, 613280714, 1226561428, 5212886069, 10425772138, 20851544276]

約数ペア:

[(1, 20851544276), (2, 10425772138), (4, 5212886069), (17, 1226561428), (34, 613280714), (68, 306640357), (127, 164185388), (254, 82092694), (508, 41046347), (2159, 9657964), (4318, 4828982), (8636, 2414491)]