2019949311985

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{49927}}^1\times {\mathrm{17107}}^1$

素因数の和:67093

約数の個数: 32

約数和(自身を含む): 2706004933632

約数和(自身を除く): 686055621647

約数列:

[1, 5, 11, 43, 55, 215, 473, 2365, 17107, 49927, 85535, 188177, 249635, 549197, 735601, 940885, 2146861, 2745985, 3678005, 8091611, 10734305, 23615471, 40458055, 118077355, 854101189, 4270505945, 9395113079, 36726351127, 46975565395, 183631755635, 403989862397, 2019949311985]

約数ペア:

[(1, 2019949311985), (5, 403989862397), (11, 183631755635), (43, 46975565395), (55, 36726351127), (215, 9395113079), (473, 4270505945), (2365, 854101189), (17107, 118077355), (49927, 40458055), (85535, 23615471), (188177, 10734305), (249635, 8091611), (549197, 3678005), (735601, 2745985), (940885, 2146861)]