20311411312

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{66813853}}^1$

素因数の和:66813880

約数の個数: 20

約数和(自身を含む): 41424589480

約数和(自身を除く): 21113178168

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 66813853, 133627706, 267255412, 534510824, 1069021648, 1269463207, 2538926414, 5077852828, 10155705656, 20311411312]

約数ペア:

[(1, 20311411312), (2, 10155705656), (4, 5077852828), (8, 2538926414), (16, 1269463207), (19, 1069021648), (38, 534510824), (76, 267255412), (152, 133627706), (304, 66813853)]