19965524

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{2297}}^1$

素因数の和:2395

約数の個数: 24

約数和(自身を含む): 36483048

約数和(自身を除く): 16517524

約数列:

[1, 2, 4, 41, 53, 82, 106, 164, 212, 2173, 2297, 4346, 4594, 8692, 9188, 94177, 121741, 188354, 243482, 376708, 486964, 4991381, 9982762, 19965524]

約数ペア:

[(1, 19965524), (2, 9982762), (4, 4991381), (41, 486964), (53, 376708), (82, 243482), (106, 188354), (164, 121741), (212, 94177), (2173, 9188), (2297, 8692), (4346, 4594)]