19406296

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1$

素因数の和:129

約数の個数: 128

約数和(自身を含む): 49996800

約数和(自身を除く): 30590504

約数列:

[1, 2, 4, 7, 8, 13, 14, 19, 23, 26, 28, 38, 46, 52, 56, 61, 76, 91, 92, 104, 122, 133, 152, 161, 182, 184, 244, 247, 266, 299, 322, 364, 427, 437, 488, 494, 532, 598, 644, 728, 793, 854, 874, 988, 1064, 1159, 1196, 1288, 1403, 1586, 1708, 1729, 1748, 1976, 2093, 2318, 2392, 2806, 3059, 3172, 3416, 3458, 3496, 4186, 4636, 5551, 5612, 5681, 6118, 6344, 6916, 8113, 8372, 9272, 9821, 11102, 11224, 11362, 12236, 13832, 15067, 16226, 16744, 18239, 19642, 22204, 22724, 24472, 26657, 30134, 32452, 36478, 39284, 39767, 44408, 45448, 53314, 60268, 64904, 72956, 78568, 79534, 105469, 106628, 120536, 127673, 145912, 159068, 186599, 210938, 213256, 255346, 318136, 346541, 373198, 421876, 510692, 693082, 746396, 843752, 1021384, 1386164, 1492792, 2425787, 2772328, 4851574, 9703148, 19406296]

約数ペア:

[(1, 19406296), (2, 9703148), (4, 4851574), (7, 2772328), (8, 2425787), (13, 1492792), (14, 1386164), (19, 1021384), (23, 843752), (26, 746396), (28, 693082), (38, 510692), (46, 421876), (52, 373198), (56, 346541), (61, 318136), (76, 255346), (91, 213256), (92, 210938), (104, 186599), (122, 159068), (133, 145912), (152, 127673), (161, 120536), (182, 106628), (184, 105469), (244, 79534), (247, 78568), (266, 72956), (299, 64904), (322, 60268), (364, 53314), (427, 45448), (437, 44408), (488, 39767), (494, 39284), (532, 36478), (598, 32452), (644, 30134), (728, 26657), (793, 24472), (854, 22724), (874, 22204), (988, 19642), (1064, 18239), (1159, 16744), (1196, 16226), (1288, 15067), (1403, 13832), (1586, 12236), (1708, 11362), (1729, 11224), (1748, 11102), (1976, 9821), (2093, 9272), (2318, 8372), (2392, 8113), (2806, 6916), (3059, 6344), (3172, 6118), (3416, 5681), (3458, 5612), (3496, 5551), (4186, 4636)]