20275890278

素因数分解:

$2^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{13286953}}^1$

素因数の和:13287071

約数の個数: 16

約数和(自身を含む): 35077558560

約数和(自身を除く): 14801668282

約数列:

[1, 2, 7, 14, 109, 218, 763, 1526, 13286953, 26573906, 93008671, 186017342, 1448277877, 2896555754, 10137945139, 20275890278]

約数ペア:

[(1, 20275890278), (2, 10137945139), (7, 2896555754), (14, 1448277877), (109, 186017342), (218, 93008671), (763, 26573906), (1526, 13286953)]