19639796

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{9497}}^1$

素因数の和:9559

約数の個数: 24

約数和(自身を含む): 38295936

約数和(自身を除く): 18656140

約数列:

[1, 2, 4, 11, 22, 44, 47, 94, 188, 517, 1034, 2068, 9497, 18994, 37988, 104467, 208934, 417868, 446359, 892718, 1785436, 4909949, 9819898, 19639796]

約数ペア:

[(1, 19639796), (2, 9819898), (4, 4909949), (11, 1785436), (22, 892718), (44, 446359), (47, 417868), (94, 208934), (188, 104467), (517, 37988), (1034, 18994), (2068, 9497)]