20695432

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{503}}^1$

素因数の和:685

約数の個数: 32

約数和(自身を含む): 40219200

約数和(自身を除く): 19523768

約数列:

[1, 2, 4, 8, 37, 74, 139, 148, 278, 296, 503, 556, 1006, 1112, 2012, 4024, 5143, 10286, 18611, 20572, 37222, 41144, 69917, 74444, 139834, 148888, 279668, 559336, 2586929, 5173858, 10347716, 20695432]

約数ペア:

[(1, 20695432), (2, 10347716), (4, 5173858), (8, 2586929), (37, 559336), (74, 279668), (139, 148888), (148, 139834), (278, 74444), (296, 69917), (503, 41144), (556, 37222), (1006, 20572), (1112, 18611), (2012, 10286), (4024, 5143)]