31345452

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{20249}}^1$

素因数の和:20302

約数の個数: 36

約数和(自身を含む): 81081000

約数和(自身を除く): 49735548

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 172, 258, 387, 516, 774, 1548, 20249, 40498, 60747, 80996, 121494, 182241, 242988, 364482, 728964, 870707, 1741414, 2612121, 3482828, 5224242, 7836363, 10448484, 15672726, 31345452]

約数ペア:

[(1, 31345452), (2, 15672726), (3, 10448484), (4, 7836363), (6, 5224242), (9, 3482828), (12, 2612121), (18, 1741414), (36, 870707), (43, 728964), (86, 364482), (129, 242988), (172, 182241), (258, 121494), (387, 80996), (516, 60747), (774, 40498), (1548, 20249)]