201998519042

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{1997}}^1\times {\mathrm{2975029}}^1$

素因数の和:2977045

約数の個数: 16

約数和(自身を含む): 320981936760

約数和(自身を除く): 118983417718

約数列:

[1, 2, 17, 34, 1997, 3994, 33949, 67898, 2975029, 5950058, 50575493, 101150986, 5941132913, 11882265826, 100999259521, 201998519042]

約数ペア:

[(1, 201998519042), (2, 100999259521), (17, 11882265826), (34, 5941132913), (1997, 101150986), (3994, 50575493), (33949, 5950058), (67898, 2975029)]