25561156

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{3779}}^1$

素因数の和:3891

約数の個数: 24

約数和(自身を含む): 47628000

約数和(自身を除く): 22066844

約数列:

[1, 2, 4, 19, 38, 76, 89, 178, 356, 1691, 3382, 3779, 6764, 7558, 15116, 71801, 143602, 287204, 336331, 672662, 1345324, 6390289, 12780578, 25561156]

約数ペア:

[(1, 25561156), (2, 12780578), (4, 6390289), (19, 1345324), (38, 672662), (76, 336331), (89, 287204), (178, 143602), (356, 71801), (1691, 15116), (3382, 7558), (3779, 6764)]