209520002

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{23431}}^1$

素因数の和:23713

約数の個数: 16

約数和(自身を含む): 334046592

約数和(自身を除く): 124526590

約数列:

[1, 2, 17, 34, 263, 526, 4471, 8942, 23431, 46862, 398327, 796654, 6162353, 12324706, 104760001, 209520002]

約数ペア:

[(1, 209520002), (2, 104760001), (17, 12324706), (34, 6162353), (263, 796654), (526, 398327), (4471, 46862), (8942, 23431)]