20452916

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{4513}}^1$

素因数の和:4631

約数の個数: 24

約数和(自身を含む): 39434304

約数和(自身を除く): 18981388

約数列:

[1, 2, 4, 11, 22, 44, 103, 206, 412, 1133, 2266, 4513, 4532, 9026, 18052, 49643, 99286, 198572, 464839, 929678, 1859356, 5113229, 10226458, 20452916]

約数ペア:

[(1, 20452916), (2, 10226458), (4, 5113229), (11, 1859356), (22, 929678), (44, 464839), (103, 198572), (206, 99286), (412, 49643), (1133, 18052), (2266, 9026), (4513, 4532)]