20085524752

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{641}}^1\times {\mathrm{115201}}^1$

素因数の和:115867

約数の個数: 40

約数和(自身を含む): 41269503672

約数和(自身を除く): 21183978920

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 641, 1282, 2564, 5128, 10256, 10897, 21794, 43588, 87176, 115201, 174352, 230402, 460804, 921608, 1843216, 1958417, 3916834, 7833668, 15667336, 31334672, 73843841, 147687682, 295375364, 590750728, 1181501456, 1255345297, 2510690594, 5021381188, 10042762376, 20085524752]

約数ペア:

[(1, 20085524752), (2, 10042762376), (4, 5021381188), (8, 2510690594), (16, 1255345297), (17, 1181501456), (34, 590750728), (68, 295375364), (136, 147687682), (272, 73843841), (641, 31334672), (1282, 15667336), (2564, 7833668), (5128, 3916834), (10256, 1958417), (10897, 1843216), (21794, 921608), (43588, 460804), (87176, 230402), (115201, 174352)]