20412216

素因数分解:

$2^3\times 3^3\times {\mathrm{11}}^3\times {\mathrm{71}}^1$

素因数の和:119

約数の個数: 128

約数和(自身を含む): 63244800

約数和(自身を除く): 42832584

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 27, 33, 36, 44, 54, 66, 71, 72, 88, 99, 108, 121, 132, 142, 198, 213, 216, 242, 264, 284, 297, 363, 396, 426, 484, 568, 594, 639, 726, 781, 792, 852, 968, 1089, 1188, 1278, 1331, 1452, 1562, 1704, 1917, 2178, 2343, 2376, 2556, 2662, 2904, 3124, 3267, 3834, 3993, 4356, 4686, 5112, 5324, 6248, 6534, 7029, 7668, 7986, 8591, 8712, 9372, 10648, 11979, 13068, 14058, 15336, 15972, 17182, 18744, 21087, 23958, 25773, 26136, 28116, 31944, 34364, 35937, 42174, 47916, 51546, 56232, 68728, 71874, 77319, 84348, 94501, 95832, 103092, 143748, 154638, 168696, 189002, 206184, 231957, 283503, 287496, 309276, 378004, 463914, 567006, 618552, 756008, 850509, 927828, 1134012, 1701018, 1855656, 2268024, 2551527, 3402036, 5103054, 6804072, 10206108, 20412216]

約数ペア:

[(1, 20412216), (2, 10206108), (3, 6804072), (4, 5103054), (6, 3402036), (8, 2551527), (9, 2268024), (11, 1855656), (12, 1701018), (18, 1134012), (22, 927828), (24, 850509), (27, 756008), (33, 618552), (36, 567006), (44, 463914), (54, 378004), (66, 309276), (71, 287496), (72, 283503), (88, 231957), (99, 206184), (108, 189002), (121, 168696), (132, 154638), (142, 143748), (198, 103092), (213, 95832), (216, 94501), (242, 84348), (264, 77319), (284, 71874), (297, 68728), (363, 56232), (396, 51546), (426, 47916), (484, 42174), (568, 35937), (594, 34364), (639, 31944), (726, 28116), (781, 26136), (792, 25773), (852, 23958), (968, 21087), (1089, 18744), (1188, 17182), (1278, 15972), (1331, 15336), (1452, 14058), (1562, 13068), (1704, 11979), (1917, 10648), (2178, 9372), (2343, 8712), (2376, 8591), (2556, 7986), (2662, 7668), (2904, 7029), (3124, 6534), (3267, 6248), (3834, 5324), (3993, 5112), (4356, 4686)]