19922556

素因数分解:

$2^2\times 3^1\times {\mathrm{41}}^1\times {\mathrm{40493}}^1$

素因数の和:40541

約数の個数: 24

約数和(自身を含む): 47620944

約数和(自身を除く): 27698388

約数列:

[1, 2, 3, 4, 6, 12, 41, 82, 123, 164, 246, 492, 40493, 80986, 121479, 161972, 242958, 485916, 1660213, 3320426, 4980639, 6640852, 9961278, 19922556]

約数ペア:

[(1, 19922556), (2, 9961278), (3, 6640852), (4, 4980639), (6, 3320426), (12, 1660213), (41, 485916), (82, 242958), (123, 161972), (164, 121479), (246, 80986), (492, 40493)]