20001428573

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{137}}^1\times {\mathrm{10259}}^1$

素因数の和:10529

約数の個数: 32

約数和(自身を含む): 24466406400

約数和(自身を除く): 4464977827

約数列:

[1, 7, 19, 107, 133, 137, 749, 959, 2033, 2603, 10259, 14231, 14659, 18221, 71813, 102613, 194921, 278521, 1097713, 1364447, 1405483, 1949647, 7683991, 9838381, 20856547, 26704177, 145995829, 150386681, 186929239, 1052706767, 2857346939, 20001428573]

約数ペア:

[(1, 20001428573), (7, 2857346939), (19, 1052706767), (107, 186929239), (133, 150386681), (137, 145995829), (749, 26704177), (959, 20856547), (2033, 9838381), (2603, 7683991), (10259, 1949647), (14231, 1405483), (14659, 1364447), (18221, 1097713), (71813, 278521), (102613, 194921)]