12890778896

素因数分解:

$2^4\times {\mathrm{983}}^1\times {\mathrm{819607}}^1$

素因数の和:820598

約数の個数: 20

約数和(自身を含む): 25001322432

約数和(自身を除く): 12110543536

約数列:

[1, 2, 4, 8, 16, 983, 1966, 3932, 7864, 15728, 819607, 1639214, 3278428, 6556856, 13113712, 805673681, 1611347362, 3222694724, 6445389448, 12890778896]

約数ペア:

[(1, 12890778896), (2, 6445389448), (4, 3222694724), (8, 1611347362), (16, 805673681), (983, 13113712), (1966, 6556856), (3932, 3278428), (7864, 1639214), (15728, 819607)]