1961669090

素因数分解:

$2^1\times 5^1\times {\mathrm{1549}}^1\times {\mathrm{126641}}^1$

素因数の和:128197

約数の個数: 16

約数和(自身を含む): 3533311800

約数和(自身を除く): 1571642710

約数列:

[1, 2, 5, 10, 1549, 3098, 7745, 15490, 126641, 253282, 633205, 1266410, 196166909, 392333818, 980834545, 1961669090]

約数ペア:

[(1, 1961669090), (2, 980834545), (5, 392333818), (10, 196166909), (1549, 1266410), (3098, 633205), (7745, 253282), (15490, 126641)]