2013222128

素因数分解:

$2^4\times {\mathrm{163}}^1\times {\mathrm{771941}}^1$

素因数の和:772112

約数の個数: 20

約数和(自身を含む): 3924553128

約数和(自身を除く): 1911331000

約数列:

[1, 2, 4, 8, 16, 163, 326, 652, 1304, 2608, 771941, 1543882, 3087764, 6175528, 12351056, 125826383, 251652766, 503305532, 1006611064, 2013222128]

約数ペア:

[(1, 2013222128), (2, 1006611064), (4, 503305532), (8, 251652766), (16, 125826383), (163, 12351056), (326, 6175528), (652, 3087764), (1304, 1543882), (2608, 771941)]