20177506

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{127}}^1$

素因数の和:298

約数の個数: 32

約数和(自身を含む): 33269760

約数和(自身を除く): 13092254

約数列:

[1, 2, 19, 37, 38, 74, 113, 127, 226, 254, 703, 1406, 2147, 2413, 4181, 4294, 4699, 4826, 8362, 9398, 14351, 28702, 79439, 89281, 158878, 178562, 272669, 530987, 545338, 1061974, 10088753, 20177506]

約数ペア:

[(1, 20177506), (2, 10088753), (19, 1061974), (37, 545338), (38, 530987), (74, 272669), (113, 178562), (127, 158878), (226, 89281), (254, 79439), (703, 28702), (1406, 14351), (2147, 9398), (2413, 8362), (4181, 4826), (4294, 4699)]