2019917990

素因数分解:

$2^1\times 5^1\times {\mathrm{5197}}^1\times {\mathrm{38867}}^1$

素因数の和:44071

約数の個数: 16

約数和(自身を含む): 3636645552

約数和(自身を除く): 1616727562

約数列:

[1, 2, 5, 10, 5197, 10394, 25985, 38867, 51970, 77734, 194335, 388670, 201991799, 403983598, 1009958995, 2019917990]

約数ペア:

[(1, 2019917990), (2, 1009958995), (5, 403983598), (10, 201991799), (5197, 388670), (10394, 194335), (25985, 77734), (38867, 51970)]