67712656

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{20249}}^1$

素因数の和:20287

約数の個数: 40

約数和(自身を含む): 150660000

約数和(自身を除く): 82947344

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 76, 88, 152, 176, 209, 304, 418, 836, 1672, 3344, 20249, 40498, 80996, 161992, 222739, 323984, 384731, 445478, 769462, 890956, 1538924, 1781912, 3077848, 3563824, 4232041, 6155696, 8464082, 16928164, 33856328, 67712656]

約数ペア:

[(1, 67712656), (2, 33856328), (4, 16928164), (8, 8464082), (11, 6155696), (16, 4232041), (19, 3563824), (22, 3077848), (38, 1781912), (44, 1538924), (76, 890956), (88, 769462), (152, 445478), (176, 384731), (209, 323984), (304, 222739), (418, 161992), (836, 80996), (1672, 40498), (3344, 20249)]