131896976

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{75629}}^1$

素因数の和:75746

約数の個数: 20

約数和(自身を含む): 257898300

約数和(自身を除く): 126001324

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 75629, 151258, 302516, 605032, 1210064, 8243561, 16487122, 32974244, 65948488, 131896976]

約数ペア:

[(1, 131896976), (2, 65948488), (4, 32974244), (8, 16487122), (16, 8243561), (109, 1210064), (218, 605032), (436, 302516), (872, 151258), (1744, 75629)]