28425008

素因数分解:

$2^4\times {\mathrm{389}}^1\times {\mathrm{4567}}^1$

素因数の和:4964

約数の個数: 20

約数和(自身を含む): 55227120

約数和(自身を除く): 26802112

約数列:

[1, 2, 4, 8, 16, 389, 778, 1556, 3112, 4567, 6224, 9134, 18268, 36536, 73072, 1776563, 3553126, 7106252, 14212504, 28425008]

約数ペア:

[(1, 28425008), (2, 14212504), (4, 7106252), (8, 3553126), (16, 1776563), (389, 73072), (778, 36536), (1556, 18268), (3112, 9134), (4567, 6224)]