31515824

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{1063}}^1$

素因数の和:1197

約数の個数: 40

約数和(自身を含む): 65308320

約数和(自身を除く): 33792496

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 109, 136, 218, 272, 436, 872, 1063, 1744, 1853, 2126, 3706, 4252, 7412, 8504, 14824, 17008, 18071, 29648, 36142, 72284, 115867, 144568, 231734, 289136, 463468, 926936, 1853872, 1969739, 3939478, 7878956, 15757912, 31515824]

約数ペア:

[(1, 31515824), (2, 15757912), (4, 7878956), (8, 3939478), (16, 1969739), (17, 1853872), (34, 926936), (68, 463468), (109, 289136), (136, 231734), (218, 144568), (272, 115867), (436, 72284), (872, 36142), (1063, 29648), (1744, 18071), (1853, 17008), (2126, 14824), (3706, 8504), (4252, 7412)]