20780051044

素因数分解:

$2^2\times {\mathrm{6011}}^1\times {\mathrm{864251}}^1$

素因数の和:870266

約数の個数: 12

約数和(自身を含む): 36371181168

約数和(自身を除く): 15591130124

約数列:

[1, 2, 4, 6011, 12022, 24044, 864251, 1728502, 3457004, 5195012761, 10390025522, 20780051044]

約数ペア:

[(1, 20780051044), (2, 10390025522), (4, 5195012761), (6011, 3457004), (12022, 1728502), (24044, 864251)]