20585936

素因数分解:

$2^4\times 7^1\times {\mathrm{41}}^1\times {\mathrm{4483}}^1$

素因数の和:4539

約数の個数: 40

約数和(自身を含む): 46705344

約数和(自身を除く): 26119408

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 41, 56, 82, 112, 164, 287, 328, 574, 656, 1148, 2296, 4483, 4592, 8966, 17932, 31381, 35864, 62762, 71728, 125524, 183803, 251048, 367606, 502096, 735212, 1286621, 1470424, 2573242, 2940848, 5146484, 10292968, 20585936]

約数ペア:

[(1, 20585936), (2, 10292968), (4, 5146484), (7, 2940848), (8, 2573242), (14, 1470424), (16, 1286621), (28, 735212), (41, 502096), (56, 367606), (82, 251048), (112, 183803), (164, 125524), (287, 71728), (328, 62762), (574, 35864), (656, 31381), (1148, 17932), (2296, 8966), (4483, 4592)]