20979224

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{22037}}^1$

素因数の和:22067

約数の個数: 32

約数和(自身を含む): 47602080

約数和(自身を除く): 26622856

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 238, 476, 952, 22037, 44074, 88148, 154259, 176296, 308518, 374629, 617036, 749258, 1234072, 1498516, 2622403, 2997032, 5244806, 10489612, 20979224]

約数ペア:

[(1, 20979224), (2, 10489612), (4, 5244806), (7, 2997032), (8, 2622403), (14, 1498516), (17, 1234072), (28, 749258), (34, 617036), (56, 374629), (68, 308518), (119, 176296), (136, 154259), (238, 88148), (476, 44074), (952, 22037)]