20438374

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{571}}^1\times {\mathrm{1627}}^1$

素因数の和:2211

約数の個数: 16

約数和(自身を含む): 33523776

約数和(自身を除く): 13085402

約数列:

[1, 2, 11, 22, 571, 1142, 1627, 3254, 6281, 12562, 17897, 35794, 929017, 1858034, 10219187, 20438374]

約数ペア:

[(1, 20438374), (2, 10219187), (11, 1858034), (22, 929017), (571, 35794), (1142, 17897), (1627, 12562), (3254, 6281)]