20161084312

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{337}}^1\times {\mathrm{439891}}^1$

素因数の和:440251

約数の個数: 32

約数和(自身を含む): 40144543920

約数和(自身を除く): 19983459608

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 337, 674, 1348, 2696, 5729, 11458, 22916, 45832, 439891, 879782, 1759564, 3519128, 7478147, 14956294, 29912588, 59825176, 148243267, 296486534, 592973068, 1185946136, 2520135539, 5040271078, 10080542156, 20161084312]

約数ペア:

[(1, 20161084312), (2, 10080542156), (4, 5040271078), (8, 2520135539), (17, 1185946136), (34, 592973068), (68, 296486534), (136, 148243267), (337, 59825176), (674, 29912588), (1348, 14956294), (2696, 7478147), (5729, 3519128), (11458, 1759564), (22916, 879782), (45832, 439891)]