219971806

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{157799}}^1$

素因数の和:157859

約数の個数: 16

約数和(自身を含む): 357890400

約数和(自身を除く): 137918594

約数列:

[1, 2, 17, 34, 41, 82, 697, 1394, 157799, 315598, 2682583, 5365166, 6469759, 12939518, 109985903, 219971806]

約数ペア:

[(1, 219971806), (2, 109985903), (17, 12939518), (34, 6469759), (41, 5365166), (82, 2682583), (697, 315598), (1394, 157799)]