20199553913

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{227}}^1\times {\mathrm{5477}}^1$

素因数の和:5933

約数の個数: 32

約数和(自身を含む): 25419322368

約数和(自身を除く): 5219768455

約数列:

[1, 7, 11, 77, 211, 227, 1477, 1589, 2321, 2497, 5477, 16247, 17479, 38339, 47897, 60247, 335279, 421729, 526867, 1155647, 1243279, 3688069, 8089529, 8702953, 12712117, 13676069, 88984819, 95732483, 262331869, 1836323083, 2885650559, 20199553913]

約数ペア:

[(1, 20199553913), (7, 2885650559), (11, 1836323083), (77, 262331869), (211, 95732483), (227, 88984819), (1477, 13676069), (1589, 12712117), (2321, 8702953), (2497, 8089529), (5477, 3688069), (16247, 1243279), (17479, 1155647), (38339, 526867), (47897, 421729), (60247, 335279)]