19679518208

素因数分解:

$2^9\times 7^1\times {\mathrm{31}}^1\times {\mathrm{177127}}^1$

素因数の和:177183

約数の個数: 80

約数和(自身を含む): 46387697664

約数和(自身を除く): 26708179456

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 128, 217, 224, 248, 256, 434, 448, 496, 512, 868, 896, 992, 1736, 1792, 1984, 3472, 3584, 3968, 6944, 7936, 13888, 15872, 27776, 55552, 111104, 177127, 354254, 708508, 1239889, 1417016, 2479778, 2834032, 4959556, 5490937, 5668064, 9919112, 10981874, 11336128, 19838224, 21963748, 22672256, 38436559, 39676448, 43927496, 45344512, 76873118, 79352896, 87854992, 90689024, 153746236, 158705792, 175709984, 307492472, 317411584, 351419968, 614984944, 634823168, 702839936, 1229969888, 1405679872, 2459939776, 2811359744, 4919879552, 9839759104, 19679518208]

約数ペア:

[(1, 19679518208), (2, 9839759104), (4, 4919879552), (7, 2811359744), (8, 2459939776), (14, 1405679872), (16, 1229969888), (28, 702839936), (31, 634823168), (32, 614984944), (56, 351419968), (62, 317411584), (64, 307492472), (112, 175709984), (124, 158705792), (128, 153746236), (217, 90689024), (224, 87854992), (248, 79352896), (256, 76873118), (434, 45344512), (448, 43927496), (496, 39676448), (512, 38436559), (868, 22672256), (896, 21963748), (992, 19838224), (1736, 11336128), (1792, 10981874), (1984, 9919112), (3472, 5668064), (3584, 5490937), (3968, 4959556), (6944, 2834032), (7936, 2479778), (13888, 1417016), (15872, 1239889), (27776, 708508), (55552, 354254), (111104, 177127)]