2019911019

素因数分解:

$3^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{509}}^1\times {\mathrm{1871}}^1$

素因数の和:2491

約数の個数: 32

約数和(自身を含む): 3116206080

約数和(自身を除く): 1096295061

約数列:

[1, 3, 7, 21, 101, 303, 509, 707, 1527, 1871, 2121, 3563, 5613, 10689, 13097, 39291, 51409, 154227, 188971, 359863, 566913, 952339, 1079589, 1322797, 2857017, 3968391, 6666373, 19999119, 96186239, 288558717, 673303673, 2019911019]

約数ペア:

[(1, 2019911019), (3, 673303673), (7, 288558717), (21, 96186239), (101, 19999119), (303, 6666373), (509, 3968391), (707, 2857017), (1527, 1322797), (1871, 1079589), (2121, 952339), (3563, 566913), (5613, 359863), (10689, 188971), (13097, 154227), (39291, 51409)]