19906224

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1$

素因数の和:139

約数の個数: 160

約数和(自身を含む): 61662720

約数和(自身を除く): 41756496

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 19, 23, 24, 26, 38, 39, 46, 48, 52, 57, 69, 73, 76, 78, 92, 104, 114, 138, 146, 152, 156, 184, 208, 219, 228, 247, 276, 292, 299, 304, 312, 368, 437, 438, 456, 494, 552, 584, 598, 624, 741, 874, 876, 897, 912, 949, 988, 1104, 1168, 1196, 1311, 1387, 1482, 1679, 1748, 1752, 1794, 1898, 1976, 2392, 2622, 2774, 2847, 2964, 3358, 3496, 3504, 3588, 3796, 3952, 4161, 4784, 5037, 5244, 5548, 5681, 5694, 5928, 6716, 6992, 7176, 7592, 8322, 10074, 10488, 11096, 11362, 11388, 11856, 13432, 14352, 15184, 16644, 17043, 18031, 20148, 20976, 21827, 22192, 22724, 22776, 26864, 31901, 33288, 34086, 36062, 40296, 43654, 45448, 45552, 54093, 63802, 65481, 66576, 68172, 72124, 80592, 87308, 90896, 95703, 108186, 127604, 130962, 136344, 144248, 174616, 191406, 216372, 255208, 261924, 272688, 288496, 349232, 382812, 414713, 432744, 510416, 523848, 765624, 829426, 865488, 1047696, 1244139, 1531248, 1658852, 2488278, 3317704, 4976556, 6635408, 9953112, 19906224]

約数ペア:

[(1, 19906224), (2, 9953112), (3, 6635408), (4, 4976556), (6, 3317704), (8, 2488278), (12, 1658852), (13, 1531248), (16, 1244139), (19, 1047696), (23, 865488), (24, 829426), (26, 765624), (38, 523848), (39, 510416), (46, 432744), (48, 414713), (52, 382812), (57, 349232), (69, 288496), (73, 272688), (76, 261924), (78, 255208), (92, 216372), (104, 191406), (114, 174616), (138, 144248), (146, 136344), (152, 130962), (156, 127604), (184, 108186), (208, 95703), (219, 90896), (228, 87308), (247, 80592), (276, 72124), (292, 68172), (299, 66576), (304, 65481), (312, 63802), (368, 54093), (437, 45552), (438, 45448), (456, 43654), (494, 40296), (552, 36062), (584, 34086), (598, 33288), (624, 31901), (741, 26864), (874, 22776), (876, 22724), (897, 22192), (912, 21827), (949, 20976), (988, 20148), (1104, 18031), (1168, 17043), (1196, 16644), (1311, 15184), (1387, 14352), (1482, 13432), (1679, 11856), (1748, 11388), (1752, 11362), (1794, 11096), (1898, 10488), (1976, 10074), (2392, 8322), (2622, 7592), (2774, 7176), (2847, 6992), (2964, 6716), (3358, 5928), (3496, 5694), (3504, 5681), (3588, 5548), (3796, 5244), (3952, 5037), (4161, 4784)]