20791103488

素因数分解:

$2^{12}\times {\mathrm{47}}^1\times {\mathrm{107999}}^1$

素因数の和:108070

約数の個数: 52

約数和(自身を含む): 42462144000

約数和(自身を除く): 21671040512

約数列:

[1, 2, 4, 8, 16, 32, 47, 64, 94, 128, 188, 256, 376, 512, 752, 1024, 1504, 2048, 3008, 4096, 6016, 12032, 24064, 48128, 96256, 107999, 192512, 215998, 431996, 863992, 1727984, 3455968, 5075953, 6911936, 10151906, 13823872, 20303812, 27647744, 40607624, 55295488, 81215248, 110590976, 162430496, 221181952, 324860992, 442363904, 649721984, 1299443968, 2598887936, 5197775872, 10395551744, 20791103488]

約数ペア:

[(1, 20791103488), (2, 10395551744), (4, 5197775872), (8, 2598887936), (16, 1299443968), (32, 649721984), (47, 442363904), (64, 324860992), (94, 221181952), (128, 162430496), (188, 110590976), (256, 81215248), (376, 55295488), (512, 40607624), (752, 27647744), (1024, 20303812), (1504, 13823872), (2048, 10151906), (3008, 6911936), (4096, 5075953), (6016, 3455968), (12032, 1727984), (24064, 863992), (48128, 431996), (96256, 215998), (107999, 192512)]