20579412

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{1129}}^1$

素因数の和:1181

約数の個数: 72

約数和(自身を含む): 57711360

約数和(自身を除く): 37131948

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 49, 62, 84, 93, 98, 124, 147, 186, 196, 217, 294, 372, 434, 588, 651, 868, 1129, 1302, 1519, 2258, 2604, 3038, 3387, 4516, 4557, 6076, 6774, 7903, 9114, 13548, 15806, 18228, 23709, 31612, 34999, 47418, 55321, 69998, 94836, 104997, 110642, 139996, 165963, 209994, 221284, 244993, 331926, 419988, 489986, 663852, 734979, 979972, 1469958, 1714951, 2939916, 3429902, 5144853, 6859804, 10289706, 20579412]

約数ペア:

[(1, 20579412), (2, 10289706), (3, 6859804), (4, 5144853), (6, 3429902), (7, 2939916), (12, 1714951), (14, 1469958), (21, 979972), (28, 734979), (31, 663852), (42, 489986), (49, 419988), (62, 331926), (84, 244993), (93, 221284), (98, 209994), (124, 165963), (147, 139996), (186, 110642), (196, 104997), (217, 94836), (294, 69998), (372, 55321), (434, 47418), (588, 34999), (651, 31612), (868, 23709), (1129, 18228), (1302, 15806), (1519, 13548), (2258, 9114), (2604, 7903), (3038, 6774), (3387, 6076), (4516, 4557)]