31288048

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{457}}^1$

素因数の和:865

約数の個数: 40

約数和(自身を含む): 66446640

約数和(自身を除く): 35158592

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 389, 457, 778, 914, 1556, 1828, 3112, 3656, 4279, 5027, 6224, 7312, 8558, 10054, 17116, 20108, 34232, 40216, 68464, 80432, 177773, 355546, 711092, 1422184, 1955503, 2844368, 3911006, 7822012, 15644024, 31288048]

約数ペア:

[(1, 31288048), (2, 15644024), (4, 7822012), (8, 3911006), (11, 2844368), (16, 1955503), (22, 1422184), (44, 711092), (88, 355546), (176, 177773), (389, 80432), (457, 68464), (778, 40216), (914, 34232), (1556, 20108), (1828, 17116), (3112, 10054), (3656, 8558), (4279, 7312), (5027, 6224)]