19465928

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{797}}^1$

素因数の和:917

約数の個数: 32

約数和(自身を含む): 37920960

約数和(自身を除く): 18455032

約数列:

[1, 2, 4, 8, 43, 71, 86, 142, 172, 284, 344, 568, 797, 1594, 3053, 3188, 6106, 6376, 12212, 24424, 34271, 56587, 68542, 113174, 137084, 226348, 274168, 452696, 2433241, 4866482, 9732964, 19465928]

約数ペア:

[(1, 19465928), (2, 9732964), (4, 4866482), (8, 2433241), (43, 452696), (71, 274168), (86, 226348), (142, 137084), (172, 113174), (284, 68542), (344, 56587), (568, 34271), (797, 24424), (1594, 12212), (3053, 6376), (3188, 6106)]