210545168

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{320953}}^1$

素因数の和:321002

約数の個数: 20

約数和(自身を含む): 417882108

約数和(自身を除く): 207336940

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 320953, 641906, 1283812, 2567624, 5135248, 13159073, 26318146, 52636292, 105272584, 210545168]

約数ペア:

[(1, 210545168), (2, 105272584), (4, 52636292), (8, 26318146), (16, 13159073), (41, 5135248), (82, 2567624), (164, 1283812), (328, 641906), (656, 320953)]