20030661

素因数分解:

$3^2\times 7^2\times {\mathrm{53}}^1\times {\mathrm{857}}^1$

素因数の和:930

約数の個数: 36

約数和(自身を含む): 34332012

約数和(自身を除く): 14301351

約数列:

[1, 3, 7, 9, 21, 49, 53, 63, 147, 159, 371, 441, 477, 857, 1113, 2571, 2597, 3339, 5999, 7713, 7791, 17997, 23373, 41993, 45421, 53991, 125979, 136263, 317947, 377937, 408789, 953841, 2225629, 2861523, 6676887, 20030661]

約数ペア:

[(1, 20030661), (3, 6676887), (7, 2861523), (9, 2225629), (21, 953841), (49, 408789), (53, 377937), (63, 317947), (147, 136263), (159, 125979), (371, 53991), (441, 45421), (477, 41993), (857, 23373), (1113, 17997), (2571, 7791), (2597, 7713), (3339, 5999)]