18469220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{179}}^1$

素因数の和:273

約数の個数: 96

約数和(自身を含む): 49351680

約数和(自身を除く): 30882460

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 67, 70, 77, 110, 134, 140, 154, 179, 220, 268, 308, 335, 358, 385, 469, 670, 716, 737, 770, 895, 938, 1253, 1340, 1474, 1540, 1790, 1876, 1969, 2345, 2506, 2948, 3580, 3685, 3938, 4690, 5012, 5159, 6265, 7370, 7876, 9380, 9845, 10318, 11993, 12530, 13783, 14740, 19690, 20636, 23986, 25060, 25795, 27566, 39380, 47972, 51590, 55132, 59965, 68915, 83951, 103180, 119930, 131923, 137830, 167902, 239860, 263846, 275660, 335804, 419755, 527692, 659615, 839510, 923461, 1319230, 1679020, 1846922, 2638460, 3693844, 4617305, 9234610, 18469220]

約数ペア:

[(1, 18469220), (2, 9234610), (4, 4617305), (5, 3693844), (7, 2638460), (10, 1846922), (11, 1679020), (14, 1319230), (20, 923461), (22, 839510), (28, 659615), (35, 527692), (44, 419755), (55, 335804), (67, 275660), (70, 263846), (77, 239860), (110, 167902), (134, 137830), (140, 131923), (154, 119930), (179, 103180), (220, 83951), (268, 68915), (308, 59965), (335, 55132), (358, 51590), (385, 47972), (469, 39380), (670, 27566), (716, 25795), (737, 25060), (770, 23986), (895, 20636), (938, 19690), (1253, 14740), (1340, 13783), (1474, 12530), (1540, 11993), (1790, 10318), (1876, 9845), (1969, 9380), (2345, 7876), (2506, 7370), (2948, 6265), (3580, 5159), (3685, 5012), (3938, 4690)]