20045200028

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1\times {\mathrm{147517}}^1$

素因数の和:147762

約数の個数: 48

約数和(自身を含む): 42032008704

約数和(自身を除く): 21986808676

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 211, 322, 422, 644, 844, 1477, 2954, 4853, 5908, 9706, 19412, 33971, 67942, 135884, 147517, 295034, 590068, 1032619, 2065238, 3392891, 4130476, 6785782, 13571564, 23750237, 31126087, 47500474, 62252174, 95000948, 124504348, 217882609, 435765218, 715900001, 871530436, 1431800002, 2863600004, 5011300007, 10022600014, 20045200028]

約数ペア:

[(1, 20045200028), (2, 10022600014), (4, 5011300007), (7, 2863600004), (14, 1431800002), (23, 871530436), (28, 715900001), (46, 435765218), (92, 217882609), (161, 124504348), (211, 95000948), (322, 62252174), (422, 47500474), (644, 31126087), (844, 23750237), (1477, 13571564), (2954, 6785782), (4853, 4130476), (5908, 3392891), (9706, 2065238), (19412, 1032619), (33971, 590068), (67942, 295034), (135884, 147517)]