19369904

素因数分解:

$2^4\times {\mathrm{401}}^1\times {\mathrm{3019}}^1$

素因数の和:3428

約数の個数: 20

約数和(自身を含む): 37635240

約数和(自身を除く): 18265336

約数列:

[1, 2, 4, 8, 16, 401, 802, 1604, 3019, 3208, 6038, 6416, 12076, 24152, 48304, 1210619, 2421238, 4842476, 9684952, 19369904]

約数ペア:

[(1, 19369904), (2, 9684952), (4, 4842476), (8, 2421238), (16, 1210619), (401, 48304), (802, 24152), (1604, 12076), (3019, 6416), (3208, 6038)]