19043661

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{883}}^1$

素因数の和:985

約数の個数: 32

約数和(自身を含む): 31682560

約数和(自身を除く): 12638899

約数列:

[1, 3, 7, 13, 21, 39, 79, 91, 237, 273, 553, 883, 1027, 1659, 2649, 3081, 6181, 7189, 11479, 18543, 21567, 34437, 69757, 80353, 209271, 241059, 488299, 906841, 1464897, 2720523, 6347887, 19043661]

約数ペア:

[(1, 19043661), (3, 6347887), (7, 2720523), (13, 1464897), (21, 906841), (39, 488299), (79, 241059), (91, 209271), (237, 80353), (273, 69757), (553, 34437), (883, 21567), (1027, 18543), (1659, 11479), (2649, 7189), (3081, 6181)]