991079710

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{5216209}}^1$

素因数の和:5216235

約数の個数: 16

約数和(自身を含む): 1877835600

約数和(自身を除く): 886755890

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 5216209, 10432418, 26081045, 52162090, 99107971, 198215942, 495539855, 991079710]

約数ペア:

[(1, 991079710), (2, 495539855), (5, 198215942), (10, 99107971), (19, 52162090), (38, 26081045), (95, 10432418), (190, 5216209)]