19669232

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1$

素因数の和:198

約数の個数: 80

約数和(自身を含む): 44782848

約数和(自身を除く): 25113616

約数列:

[1, 2, 4, 8, 11, 16, 22, 23, 43, 44, 46, 86, 88, 92, 113, 172, 176, 184, 226, 253, 344, 368, 452, 473, 506, 688, 904, 946, 989, 1012, 1243, 1808, 1892, 1978, 2024, 2486, 2599, 3784, 3956, 4048, 4859, 4972, 5198, 7568, 7912, 9718, 9944, 10396, 10879, 15824, 19436, 19888, 20792, 21758, 28589, 38872, 41584, 43516, 53449, 57178, 77744, 87032, 106898, 111757, 114356, 174064, 213796, 223514, 228712, 427592, 447028, 457424, 855184, 894056, 1229327, 1788112, 2458654, 4917308, 9834616, 19669232]

約数ペア:

[(1, 19669232), (2, 9834616), (4, 4917308), (8, 2458654), (11, 1788112), (16, 1229327), (22, 894056), (23, 855184), (43, 457424), (44, 447028), (46, 427592), (86, 228712), (88, 223514), (92, 213796), (113, 174064), (172, 114356), (176, 111757), (184, 106898), (226, 87032), (253, 77744), (344, 57178), (368, 53449), (452, 43516), (473, 41584), (506, 38872), (688, 28589), (904, 21758), (946, 20792), (989, 19888), (1012, 19436), (1243, 15824), (1808, 10879), (1892, 10396), (1978, 9944), (2024, 9718), (2486, 7912), (2599, 7568), (3784, 5198), (3956, 4972), (4048, 4859)]