220448254

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{479}}^1\times {\mathrm{571}}^1$

素因数の和:1096

約数の個数: 32

約数和(自身を含む): 369008640

約数和(自身を除く): 148560386

約数列:

[1, 2, 13, 26, 31, 62, 403, 479, 571, 806, 958, 1142, 6227, 7423, 12454, 14846, 14849, 17701, 29698, 35402, 193037, 230113, 273509, 386074, 460226, 547018, 3555617, 7111234, 8478779, 16957558, 110224127, 220448254]

約数ペア:

[(1, 220448254), (2, 110224127), (13, 16957558), (26, 8478779), (31, 7111234), (62, 3555617), (403, 547018), (479, 460226), (571, 386074), (806, 273509), (958, 230113), (1142, 193037), (6227, 35402), (7423, 29698), (12454, 17701), (14846, 14849)]