20738976

素因数分解:

$2^5\times 3^1\times {\mathrm{349}}^1\times {\mathrm{619}}^1$

素因数の和:981

約数の個数: 48

約数和(自身を含む): 54684000

約数和(自身を除く): 33945024

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 349, 619, 698, 1047, 1238, 1396, 1857, 2094, 2476, 2792, 3714, 4188, 4952, 5584, 7428, 8376, 9904, 11168, 14856, 16752, 19808, 29712, 33504, 59424, 216031, 432062, 648093, 864124, 1296186, 1728248, 2592372, 3456496, 5184744, 6912992, 10369488, 20738976]

約数ペア:

[(1, 20738976), (2, 10369488), (3, 6912992), (4, 5184744), (6, 3456496), (8, 2592372), (12, 1728248), (16, 1296186), (24, 864124), (32, 648093), (48, 432062), (96, 216031), (349, 59424), (619, 33504), (698, 29712), (1047, 19808), (1238, 16752), (1396, 14856), (1857, 11168), (2094, 9904), (2476, 8376), (2792, 7428), (3714, 5584), (4188, 4952)]