220167416

素因数分解:

$2^3\times 7^1\times {\mathrm{73}}^1\times {\mathrm{53857}}^1$

素因数の和:53943

約数の個数: 32

約数和(自身を含む): 478259040

約数和(自身を除く): 258091624

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 73, 146, 292, 511, 584, 1022, 2044, 4088, 53857, 107714, 215428, 376999, 430856, 753998, 1507996, 3015992, 3931561, 7863122, 15726244, 27520927, 31452488, 55041854, 110083708, 220167416]

約数ペア:

[(1, 220167416), (2, 110083708), (4, 55041854), (7, 31452488), (8, 27520927), (14, 15726244), (28, 7863122), (56, 3931561), (73, 3015992), (146, 1507996), (292, 753998), (511, 430856), (584, 376999), (1022, 215428), (2044, 107714), (4088, 53857)]