20792471808

素因数分解:

$2^8\times 3^1\times {\mathrm{43}}^1\times {\mathrm{629617}}^1$

素因数の和:629679

約数の個数: 72

約数和(自身を含む): 56625324448

約数和(自身を除く): 35832852640

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 43, 48, 64, 86, 96, 128, 129, 172, 192, 256, 258, 344, 384, 516, 688, 768, 1032, 1376, 2064, 2752, 4128, 5504, 8256, 11008, 16512, 33024, 629617, 1259234, 1888851, 2518468, 3777702, 5036936, 7555404, 10073872, 15110808, 20147744, 27073531, 30221616, 40295488, 54147062, 60443232, 80590976, 81220593, 108294124, 120886464, 161181952, 162441186, 216588248, 241772928, 324882372, 433176496, 483545856, 649764744, 866352992, 1299529488, 1732705984, 2599058976, 3465411968, 5198117952, 6930823936, 10396235904, 20792471808]

約数ペア:

[(1, 20792471808), (2, 10396235904), (3, 6930823936), (4, 5198117952), (6, 3465411968), (8, 2599058976), (12, 1732705984), (16, 1299529488), (24, 866352992), (32, 649764744), (43, 483545856), (48, 433176496), (64, 324882372), (86, 241772928), (96, 216588248), (128, 162441186), (129, 161181952), (172, 120886464), (192, 108294124), (256, 81220593), (258, 80590976), (344, 60443232), (384, 54147062), (516, 40295488), (688, 30221616), (768, 27073531), (1032, 20147744), (1376, 15110808), (2064, 10073872), (2752, 7555404), (4128, 5036936), (5504, 3777702), (8256, 2518468), (11008, 1888851), (16512, 1259234), (33024, 629617)]