20172196864

素因数分解:

$2^{10}\times {\mathrm{53}}^1\times {\mathrm{491}}^1\times {\mathrm{757}}^1$

素因数の和:1321

約数の個数: 88

約数和(自身を含む): 41223599568

約数和(自身を除く): 21051402704

約数列:

[1, 2, 4, 8, 16, 32, 53, 64, 106, 128, 212, 256, 424, 491, 512, 757, 848, 982, 1024, 1514, 1696, 1964, 3028, 3392, 3928, 6056, 6784, 7856, 12112, 13568, 15712, 24224, 26023, 27136, 31424, 40121, 48448, 52046, 54272, 62848, 80242, 96896, 104092, 125696, 160484, 193792, 208184, 251392, 320968, 371687, 387584, 416368, 502784, 641936, 743374, 775168, 832736, 1283872, 1486748, 1665472, 2567744, 2973496, 3330944, 5135488, 5946992, 6661888, 10270976, 11893984, 13323776, 19699411, 20541952, 23787968, 26647552, 39398822, 41083904, 47575936, 78797644, 95151872, 157595288, 190303744, 315190576, 380607488, 630381152, 1260762304, 2521524608, 5043049216, 10086098432, 20172196864]

約数ペア:

[(1, 20172196864), (2, 10086098432), (4, 5043049216), (8, 2521524608), (16, 1260762304), (32, 630381152), (53, 380607488), (64, 315190576), (106, 190303744), (128, 157595288), (212, 95151872), (256, 78797644), (424, 47575936), (491, 41083904), (512, 39398822), (757, 26647552), (848, 23787968), (982, 20541952), (1024, 19699411), (1514, 13323776), (1696, 11893984), (1964, 10270976), (3028, 6661888), (3392, 5946992), (3928, 5135488), (6056, 3330944), (6784, 2973496), (7856, 2567744), (12112, 1665472), (13568, 1486748), (15712, 1283872), (24224, 832736), (26023, 775168), (27136, 743374), (31424, 641936), (40121, 502784), (48448, 416368), (52046, 387584), (54272, 371687), (62848, 320968), (80242, 251392), (96896, 208184), (104092, 193792), (125696, 160484)]