20315992

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{2693}}^1$

素因数の和:2763

約数の個数: 32

約数和(自身を含む): 40733280

約数和(自身を除く): 20417288

約数列:

[1, 2, 4, 8, 23, 41, 46, 82, 92, 164, 184, 328, 943, 1886, 2693, 3772, 5386, 7544, 10772, 21544, 61939, 110413, 123878, 220826, 247756, 441652, 495512, 883304, 2539499, 5078998, 10157996, 20315992]

約数ペア:

[(1, 20315992), (2, 10157996), (4, 5078998), (8, 2539499), (23, 883304), (41, 495512), (46, 441652), (82, 247756), (92, 220826), (164, 123878), (184, 110413), (328, 61939), (943, 21544), (1886, 10772), (2693, 7544), (3772, 5386)]