20895424

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{443}}^1$

素因数の和:533

約数の個数: 56

約数和(自身を含む): 46012608

約数和(自身を除く): 25117184

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 67, 88, 134, 176, 268, 352, 443, 536, 704, 737, 886, 1072, 1474, 1772, 2144, 2948, 3544, 4288, 4873, 5896, 7088, 9746, 11792, 14176, 19492, 23584, 28352, 29681, 38984, 47168, 59362, 77968, 118724, 155936, 237448, 311872, 326491, 474896, 652982, 949792, 1305964, 1899584, 2611928, 5223856, 10447712, 20895424]

約数ペア:

[(1, 20895424), (2, 10447712), (4, 5223856), (8, 2611928), (11, 1899584), (16, 1305964), (22, 949792), (32, 652982), (44, 474896), (64, 326491), (67, 311872), (88, 237448), (134, 155936), (176, 118724), (268, 77968), (352, 59362), (443, 47168), (536, 38984), (704, 29681), (737, 28352), (886, 23584), (1072, 19492), (1474, 14176), (1772, 11792), (2144, 9746), (2948, 7088), (3544, 5896), (4288, 4873)]