1851983998

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{247393}}^1$

素因数の和:247611

約数の個数: 16

約数和(自身を含む): 2939040720

約数和(自身を除く): 1087056722

約数列:

[1, 2, 19, 38, 197, 394, 3743, 7486, 247393, 494786, 4700467, 9400934, 48736421, 97472842, 925991999, 1851983998]

約数ペア:

[(1, 1851983998), (2, 925991999), (19, 97472842), (38, 48736421), (197, 9400934), (394, 4700467), (3743, 494786), (7486, 247393)]