20232821

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{191}}^1\times {\mathrm{409}}^1$

素因数の和:644

約数の個数: 16

約数和(自身を含む): 23930880

約数和(自身を除く): 3698059

約数列:

[1, 7, 37, 191, 259, 409, 1337, 2863, 7067, 15133, 49469, 78119, 105931, 546833, 2890403, 20232821]

約数ペア:

[(1, 20232821), (7, 2890403), (37, 546833), (191, 105931), (259, 78119), (409, 49469), (1337, 15133), (2863, 7067)]