20075689921

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{2252911}}^1$

素因数の和:2253004

約数の個数: 16

約数和(自身を含む): 24511682560

約数和(自身を除く): 4435992639

約数列:

[1, 7, 19, 67, 133, 469, 1273, 8911, 2252911, 15770377, 42805309, 150945037, 299637163, 1056615259, 2867955703, 20075689921]

約数ペア:

[(1, 20075689921), (7, 2867955703), (19, 1056615259), (67, 299637163), (133, 150945037), (469, 42805309), (1273, 15770377), (8911, 2252911)]