20736040923

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{13633163}}^1$

素因数の和:13633195

約数の個数: 18

約数和(自身を含む): 32433297156

約数和(自身を除く): 11697256233

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 13633163, 40899489, 122698467, 177231119, 531693357, 1595080071, 2304004547, 6912013641, 20736040923]

約数ペア:

[(1, 20736040923), (3, 6912013641), (9, 2304004547), (13, 1595080071), (39, 531693357), (117, 177231119), (169, 122698467), (507, 40899489), (1521, 13633163)]