2018979070

素因数分解:

$2^1\times 5^1\times {\mathrm{10139}}^1\times {\mathrm{19913}}^1$

素因数の和:30059

約数の個数: 16

約数和(自身を含む): 3634703280

約数和(自身を除く): 1615724210

約数列:

[1, 2, 5, 10, 10139, 19913, 20278, 39826, 50695, 99565, 101390, 199130, 201897907, 403795814, 1009489535, 2018979070]

約数ペア:

[(1, 2018979070), (2, 1009489535), (5, 403795814), (10, 201897907), (10139, 199130), (19913, 101390), (20278, 99565), (39826, 50695)]