19410688

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1$

素因数の和:201

約数の個数: 72

約数和(自身を含む): 43340976

約数和(自身を除く): 23930288

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 61, 64, 88, 113, 122, 128, 176, 226, 244, 256, 352, 452, 488, 671, 704, 904, 976, 1243, 1342, 1408, 1808, 1952, 2486, 2684, 2816, 3616, 3904, 4972, 5368, 6893, 7232, 7808, 9944, 10736, 13786, 14464, 15616, 19888, 21472, 27572, 28928, 39776, 42944, 55144, 75823, 79552, 85888, 110288, 151646, 159104, 171776, 220576, 303292, 318208, 441152, 606584, 882304, 1213168, 1764608, 2426336, 4852672, 9705344, 19410688]

約数ペア:

[(1, 19410688), (2, 9705344), (4, 4852672), (8, 2426336), (11, 1764608), (16, 1213168), (22, 882304), (32, 606584), (44, 441152), (61, 318208), (64, 303292), (88, 220576), (113, 171776), (122, 159104), (128, 151646), (176, 110288), (226, 85888), (244, 79552), (256, 75823), (352, 55144), (452, 42944), (488, 39776), (671, 28928), (704, 27572), (904, 21472), (976, 19888), (1243, 15616), (1342, 14464), (1408, 13786), (1808, 10736), (1952, 9944), (2486, 7808), (2684, 7232), (2816, 6893), (3616, 5368), (3904, 4972)]