18087232016

素因数分解:

$2^4\times 7^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{12697}}^1$

素因数の和:12821

約数の個数: 120

約数和(自身を含む): 43079742720

約数和(自身を除く): 24992510704

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 49, 56, 79, 92, 98, 112, 158, 161, 184, 196, 316, 322, 368, 392, 553, 632, 644, 784, 1106, 1127, 1264, 1288, 1817, 2212, 2254, 2576, 3634, 3871, 4424, 4508, 7268, 7742, 8848, 9016, 12697, 12719, 14536, 15484, 18032, 25394, 25438, 29072, 30968, 50788, 50876, 61936, 88879, 89033, 101576, 101752, 177758, 178066, 203152, 203504, 292031, 355516, 356132, 584062, 622153, 711032, 712264, 1003063, 1168124, 1244306, 1422064, 1424528, 2006126, 2044217, 2336248, 2488612, 4012252, 4088434, 4672496, 4977224, 7021441, 8024504, 8176868, 9954448, 14042882, 14309519, 16049008, 16353736, 23070449, 28085764, 28619038, 32707472, 46140898, 49150087, 56171528, 57238076, 92281796, 98300174, 112343056, 114476152, 161493143, 184563592, 196600348, 228952304, 322986286, 369127184, 393200696, 645972572, 786401392, 1130452001, 1291945144, 2260904002, 2583890288, 4521808004, 9043616008, 18087232016]

約数ペア:

[(1, 18087232016), (2, 9043616008), (4, 4521808004), (7, 2583890288), (8, 2260904002), (14, 1291945144), (16, 1130452001), (23, 786401392), (28, 645972572), (46, 393200696), (49, 369127184), (56, 322986286), (79, 228952304), (92, 196600348), (98, 184563592), (112, 161493143), (158, 114476152), (161, 112343056), (184, 98300174), (196, 92281796), (316, 57238076), (322, 56171528), (368, 49150087), (392, 46140898), (553, 32707472), (632, 28619038), (644, 28085764), (784, 23070449), (1106, 16353736), (1127, 16049008), (1264, 14309519), (1288, 14042882), (1817, 9954448), (2212, 8176868), (2254, 8024504), (2576, 7021441), (3634, 4977224), (3871, 4672496), (4424, 4088434), (4508, 4012252), (7268, 2488612), (7742, 2336248), (8848, 2044217), (9016, 2006126), (12697, 1424528), (12719, 1422064), (14536, 1244306), (15484, 1168124), (18032, 1003063), (25394, 712264), (25438, 711032), (29072, 622153), (30968, 584062), (50788, 356132), (50876, 355516), (61936, 292031), (88879, 203504), (89033, 203152), (101576, 178066), (101752, 177758)]