19399190784

素因数分解:

$2^8\times 3^1\times {\mathrm{617}}^1\times {\mathrm{40939}}^1$

素因数の和:41575

約数の個数: 72

約数和(自身を含む): 51715080480

約数和(自身を除く): 32315889696

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 617, 768, 1234, 1851, 2468, 3702, 4936, 7404, 9872, 14808, 19744, 29616, 39488, 40939, 59232, 78976, 81878, 118464, 122817, 157952, 163756, 236928, 245634, 327512, 473856, 491268, 655024, 982536, 1310048, 1965072, 2620096, 3930144, 5240192, 7860288, 10480384, 15720576, 25259363, 31441152, 50518726, 75778089, 101037452, 151556178, 202074904, 303112356, 404149808, 606224712, 808299616, 1212449424, 1616599232, 2424898848, 3233198464, 4849797696, 6466396928, 9699595392, 19399190784]

約数ペア:

[(1, 19399190784), (2, 9699595392), (3, 6466396928), (4, 4849797696), (6, 3233198464), (8, 2424898848), (12, 1616599232), (16, 1212449424), (24, 808299616), (32, 606224712), (48, 404149808), (64, 303112356), (96, 202074904), (128, 151556178), (192, 101037452), (256, 75778089), (384, 50518726), (617, 31441152), (768, 25259363), (1234, 15720576), (1851, 10480384), (2468, 7860288), (3702, 5240192), (4936, 3930144), (7404, 2620096), (9872, 1965072), (14808, 1310048), (19744, 982536), (29616, 655024), (39488, 491268), (40939, 473856), (59232, 327512), (78976, 245634), (81878, 236928), (118464, 163756), (122817, 157952)]