20510044

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{1279}}^1$

素因数の和:1513

約数の個数: 24

約数和(自身を含む): 37990400

約数和(自身を除く): 17480356

約数列:

[1, 2, 4, 19, 38, 76, 211, 422, 844, 1279, 2558, 4009, 5116, 8018, 16036, 24301, 48602, 97204, 269869, 539738, 1079476, 5127511, 10255022, 20510044]

約数ペア:

[(1, 20510044), (2, 10255022), (4, 5127511), (19, 1079476), (38, 539738), (76, 269869), (211, 97204), (422, 48602), (844, 24301), (1279, 16036), (2558, 8018), (4009, 5116)]