31681904

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{167}}^2$

素因数の和:413

約数の個数: 30

約数和(自身を含む): 62623224

約数和(自身を除く): 30941320

約数列:

[1, 2, 4, 8, 16, 71, 142, 167, 284, 334, 568, 668, 1136, 1336, 2672, 11857, 23714, 27889, 47428, 55778, 94856, 111556, 189712, 223112, 446224, 1980119, 3960238, 7920476, 15840952, 31681904]

約数ペア:

[(1, 31681904), (2, 15840952), (4, 7920476), (8, 3960238), (16, 1980119), (71, 446224), (142, 223112), (167, 189712), (284, 111556), (334, 94856), (568, 55778), (668, 47428), (1136, 27889), (1336, 23714), (2672, 11857)]