31857488

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{1487}}^1$

素因数の和:1611

約数の個数: 40

約数和(自身を含む): 67162368

約数和(自身を除く): 35304880

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 103, 104, 206, 208, 412, 824, 1339, 1487, 1648, 2678, 2974, 5356, 5948, 10712, 11896, 19331, 21424, 23792, 38662, 77324, 153161, 154648, 306322, 309296, 612644, 1225288, 1991093, 2450576, 3982186, 7964372, 15928744, 31857488]

約数ペア:

[(1, 31857488), (2, 15928744), (4, 7964372), (8, 3982186), (13, 2450576), (16, 1991093), (26, 1225288), (52, 612644), (103, 309296), (104, 306322), (206, 154648), (208, 153161), (412, 77324), (824, 38662), (1339, 23792), (1487, 21424), (1648, 19331), (2678, 11896), (2974, 10712), (5356, 5948)]