20346097478

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{10455343}}^1$

素因数の和:10455491

約数の個数: 16

約数和(自身を含む): 35129955840

約数和(自身を除く): 14783858362

約数列:

[1, 2, 7, 14, 139, 278, 973, 1946, 10455343, 20910686, 73187401, 146374802, 1453292677, 2906585354, 10173048739, 20346097478]

約数ペア:

[(1, 20346097478), (2, 10173048739), (7, 2906585354), (14, 1453292677), (139, 146374802), (278, 73187401), (973, 20910686), (1946, 10455343)]