31039088

素因数分解:

$2^4\times {\mathrm{389}}^1\times {\mathrm{4987}}^1$

素因数の和:5384

約数の個数: 20

約数和(自身を含む): 60304920

約数和(自身を除く): 29265832

約数列:

[1, 2, 4, 8, 16, 389, 778, 1556, 3112, 4987, 6224, 9974, 19948, 39896, 79792, 1939943, 3879886, 7759772, 15519544, 31039088]

約数ペア:

[(1, 31039088), (2, 15519544), (4, 7759772), (8, 3879886), (16, 1939943), (389, 79792), (778, 39896), (1556, 19948), (3112, 9974), (4987, 6224)]