20201472011

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{887}}^1\times {\mathrm{1439}}^1$

素因数の和:2376

約数の個数: 48

約数和(自身を含む): 26239334400

約数和(自身を除く): 6037862389

約数列:

[1, 7, 17, 19, 49, 119, 133, 323, 833, 887, 931, 1439, 2261, 6209, 10073, 15079, 15827, 16853, 24463, 27341, 43463, 70511, 105553, 117971, 171241, 191387, 286501, 464797, 738871, 825797, 1198687, 1276393, 1339709, 2005507, 3253579, 8934751, 14038549, 21698681, 22775053, 24251467, 62543257, 151890767, 169760269, 412274939, 1063235369, 1188321883, 2885924573, 20201472011]

約数ペア:

[(1, 20201472011), (7, 2885924573), (17, 1188321883), (19, 1063235369), (49, 412274939), (119, 169760269), (133, 151890767), (323, 62543257), (833, 24251467), (887, 22775053), (931, 21698681), (1439, 14038549), (2261, 8934751), (6209, 3253579), (10073, 2005507), (15079, 1339709), (15827, 1276393), (16853, 1198687), (24463, 825797), (27341, 738871), (43463, 464797), (70511, 286501), (105553, 191387), (117971, 171241)]