19649344

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1$

素因数の和:168

約数の個数: 112

約数和(自身を含む): 48646080

約数和(自身を除く): 28996736

約数列:

[1, 2, 4, 8, 11, 13, 16, 19, 22, 26, 32, 38, 44, 52, 64, 76, 88, 104, 113, 143, 152, 176, 208, 209, 226, 247, 286, 304, 352, 416, 418, 452, 494, 572, 608, 704, 832, 836, 904, 988, 1144, 1216, 1243, 1469, 1672, 1808, 1976, 2147, 2288, 2486, 2717, 2938, 3344, 3616, 3952, 4294, 4576, 4972, 5434, 5876, 6688, 7232, 7904, 8588, 9152, 9944, 10868, 11752, 13376, 15808, 16159, 17176, 19888, 21736, 23504, 23617, 27911, 32318, 34352, 39776, 43472, 47008, 47234, 55822, 64636, 68704, 79552, 86944, 94016, 94468, 111644, 129272, 137408, 173888, 188936, 223288, 258544, 307021, 377872, 446576, 517088, 614042, 755744, 893152, 1034176, 1228084, 1511488, 1786304, 2456168, 4912336, 9824672, 19649344]

約数ペア:

[(1, 19649344), (2, 9824672), (4, 4912336), (8, 2456168), (11, 1786304), (13, 1511488), (16, 1228084), (19, 1034176), (22, 893152), (26, 755744), (32, 614042), (38, 517088), (44, 446576), (52, 377872), (64, 307021), (76, 258544), (88, 223288), (104, 188936), (113, 173888), (143, 137408), (152, 129272), (176, 111644), (208, 94468), (209, 94016), (226, 86944), (247, 79552), (286, 68704), (304, 64636), (352, 55822), (416, 47234), (418, 47008), (452, 43472), (494, 39776), (572, 34352), (608, 32318), (704, 27911), (832, 23617), (836, 23504), (904, 21736), (988, 19888), (1144, 17176), (1216, 16159), (1243, 15808), (1469, 13376), (1672, 11752), (1808, 10868), (1976, 9944), (2147, 9152), (2288, 8588), (2486, 7904), (2717, 7232), (2938, 6688), (3344, 5876), (3616, 5434), (3952, 4972), (4294, 4576)]