25860254

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{509}}^1$

素因数の和:728

約数の個数: 32

約数和(自身を含む): 47001600

約数和(自身を除く): 21141346

約数列:

[1, 2, 7, 14, 19, 38, 133, 191, 266, 382, 509, 1018, 1337, 2674, 3563, 3629, 7126, 7258, 9671, 19342, 25403, 50806, 67697, 97219, 135394, 194438, 680533, 1361066, 1847161, 3694322, 12930127, 25860254]

約数ペア:

[(1, 25860254), (2, 12930127), (7, 3694322), (14, 1847161), (19, 1361066), (38, 680533), (133, 194438), (191, 135394), (266, 97219), (382, 67697), (509, 50806), (1018, 25403), (1337, 19342), (2674, 9671), (3563, 7258), (3629, 7126)]