19990852

素因数分解:

$2^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{12101}}^1$

素因数の和:12171

約数の個数: 24

約数和(自身を含む): 40662720

約数和(自身を除く): 20671868

約数列:

[1, 2, 4, 7, 14, 28, 59, 118, 236, 413, 826, 1652, 12101, 24202, 48404, 84707, 169414, 338828, 713959, 1427918, 2855836, 4997713, 9995426, 19990852]

約数ペア:

[(1, 19990852), (2, 9995426), (4, 4997713), (7, 2855836), (14, 1427918), (28, 713959), (59, 338828), (118, 169414), (236, 84707), (413, 48404), (826, 24202), (1652, 12101)]