19778232

素因数分解:

$2^3\times 3^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{181}}^1$

素因数の和:376

約数の個数: 64

約数和(自身を含む): 51760800

約数和(自身を除く): 31982568

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 29, 58, 87, 116, 157, 174, 181, 232, 314, 348, 362, 471, 543, 628, 696, 724, 942, 1086, 1256, 1448, 1884, 2172, 3768, 4344, 4553, 5249, 9106, 10498, 13659, 15747, 18212, 20996, 27318, 28417, 31494, 36424, 41992, 54636, 56834, 62988, 85251, 109272, 113668, 125976, 170502, 227336, 341004, 682008, 824093, 1648186, 2472279, 3296372, 4944558, 6592744, 9889116, 19778232]

約数ペア:

[(1, 19778232), (2, 9889116), (3, 6592744), (4, 4944558), (6, 3296372), (8, 2472279), (12, 1648186), (24, 824093), (29, 682008), (58, 341004), (87, 227336), (116, 170502), (157, 125976), (174, 113668), (181, 109272), (232, 85251), (314, 62988), (348, 56834), (362, 54636), (471, 41992), (543, 36424), (628, 31494), (696, 28417), (724, 27318), (942, 20996), (1086, 18212), (1256, 15747), (1448, 13659), (1884, 10498), (2172, 9106), (3768, 5249), (4344, 4553)]