388774466

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{2447}}^1$

素因数の和:2618

約数の個数: 32

約数和(自身を含む): 636284160

約数和(自身を除く): 247509694

約数列:

[1, 2, 19, 37, 38, 74, 113, 226, 703, 1406, 2147, 2447, 4181, 4294, 4894, 8362, 46493, 79439, 90539, 92986, 158878, 181078, 276511, 553022, 1720241, 3440482, 5253709, 10230907, 10507418, 20461814, 194387233, 388774466]

約数ペア:

[(1, 388774466), (2, 194387233), (19, 20461814), (37, 10507418), (38, 10230907), (74, 5253709), (113, 3440482), (226, 1720241), (703, 553022), (1406, 276511), (2147, 181078), (2447, 158878), (4181, 92986), (4294, 90539), (4894, 79439), (8362, 46493)]