2008681648

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{67751}}^1$

素因数の和:67885

約数の個数: 40

約数和(自身を含む): 4158617760

約数和(自身を除く): 2149936112

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 109, 136, 218, 272, 436, 872, 1744, 1853, 3706, 7412, 14824, 29648, 67751, 135502, 271004, 542008, 1084016, 1151767, 2303534, 4607068, 7384859, 9214136, 14769718, 18428272, 29539436, 59078872, 118157744, 125542603, 251085206, 502170412, 1004340824, 2008681648]

約数ペア:

[(1, 2008681648), (2, 1004340824), (4, 502170412), (8, 251085206), (16, 125542603), (17, 118157744), (34, 59078872), (68, 29539436), (109, 18428272), (136, 14769718), (218, 9214136), (272, 7384859), (436, 4607068), (872, 2303534), (1744, 1151767), (1853, 1084016), (3706, 542008), (7412, 271004), (14824, 135502), (29648, 67751)]