19705144976

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{857}}^1\times {\mathrm{130643}}^1$

素因数の和:131519

約数の個数: 40

約数和(自身を含む): 41698429344

約数和(自身を除く): 21993284368

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 857, 1714, 3428, 6856, 9427, 13712, 18854, 37708, 75416, 130643, 150832, 261286, 522572, 1045144, 1437073, 2090288, 2874146, 5748292, 11496584, 22993168, 111961051, 223922102, 447844204, 895688408, 1231571561, 1791376816, 2463143122, 4926286244, 9852572488, 19705144976]

約数ペア:

[(1, 19705144976), (2, 9852572488), (4, 4926286244), (8, 2463143122), (11, 1791376816), (16, 1231571561), (22, 895688408), (44, 447844204), (88, 223922102), (176, 111961051), (857, 22993168), (1714, 11496584), (3428, 5748292), (6856, 2874146), (9427, 2090288), (13712, 1437073), (18854, 1045144), (37708, 522572), (75416, 261286), (130643, 150832)]