20451802

素因数分解:

$2^1\times 7^1\times {\mathrm{401}}^1\times {\mathrm{3643}}^1$

素因数の和:4053

約数の個数: 16

約数和(自身を含む): 35157312

約数和(自身を除く): 14705510

約数列:

[1, 2, 7, 14, 401, 802, 2807, 3643, 5614, 7286, 25501, 51002, 1460843, 2921686, 10225901, 20451802]

約数ペア:

[(1, 20451802), (2, 10225901), (7, 2921686), (14, 1460843), (401, 51002), (802, 25501), (2807, 7286), (3643, 5614)]