19539936

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{307}}^1$

素因数の和:353

約数の個数: 144

約数和(自身を含む): 63567504

約数和(自身を除く): 44027568

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 17, 18, 24, 26, 32, 34, 36, 39, 48, 51, 52, 68, 72, 78, 96, 102, 104, 117, 136, 144, 153, 156, 204, 208, 221, 234, 272, 288, 306, 307, 312, 408, 416, 442, 468, 544, 612, 614, 624, 663, 816, 884, 921, 936, 1224, 1228, 1248, 1326, 1632, 1768, 1842, 1872, 1989, 2448, 2456, 2652, 2763, 3536, 3684, 3744, 3978, 3991, 4896, 4912, 5219, 5304, 5526, 7072, 7368, 7956, 7982, 9824, 10438, 10608, 11052, 11973, 14736, 15657, 15912, 15964, 20876, 21216, 22104, 23946, 29472, 31314, 31824, 31928, 35919, 41752, 44208, 46971, 47892, 62628, 63648, 63856, 67847, 71838, 83504, 88416, 93942, 95784, 125256, 127712, 135694, 143676, 167008, 187884, 191568, 203541, 250512, 271388, 287352, 375768, 383136, 407082, 501024, 542776, 574704, 610623, 751536, 814164, 1085552, 1149408, 1221246, 1503072, 1628328, 2171104, 2442492, 3256656, 4884984, 6513312, 9769968, 19539936]

約数ペア:

[(1, 19539936), (2, 9769968), (3, 6513312), (4, 4884984), (6, 3256656), (8, 2442492), (9, 2171104), (12, 1628328), (13, 1503072), (16, 1221246), (17, 1149408), (18, 1085552), (24, 814164), (26, 751536), (32, 610623), (34, 574704), (36, 542776), (39, 501024), (48, 407082), (51, 383136), (52, 375768), (68, 287352), (72, 271388), (78, 250512), (96, 203541), (102, 191568), (104, 187884), (117, 167008), (136, 143676), (144, 135694), (153, 127712), (156, 125256), (204, 95784), (208, 93942), (221, 88416), (234, 83504), (272, 71838), (288, 67847), (306, 63856), (307, 63648), (312, 62628), (408, 47892), (416, 46971), (442, 44208), (468, 41752), (544, 35919), (612, 31928), (614, 31824), (624, 31314), (663, 29472), (816, 23946), (884, 22104), (921, 21216), (936, 20876), (1224, 15964), (1228, 15912), (1248, 15657), (1326, 14736), (1632, 11973), (1768, 11052), (1842, 10608), (1872, 10438), (1989, 9824), (2448, 7982), (2456, 7956), (2652, 7368), (2763, 7072), (3536, 5526), (3684, 5304), (3744, 5219), (3978, 4912), (3991, 4896)]