20722184

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{21767}}^1$

素因数の和:21797

約数の個数: 32

約数和(自身を含む): 47018880

約数和(自身を除く): 26296696

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 238, 476, 952, 21767, 43534, 87068, 152369, 174136, 304738, 370039, 609476, 740078, 1218952, 1480156, 2590273, 2960312, 5180546, 10361092, 20722184]

約数ペア:

[(1, 20722184), (2, 10361092), (4, 5180546), (7, 2960312), (8, 2590273), (14, 1480156), (17, 1218952), (28, 740078), (34, 609476), (56, 370039), (68, 304738), (119, 174136), (136, 152369), (238, 87068), (476, 43534), (952, 21767)]