2017881910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{757}}^1\times {\mathrm{2203}}^1$

素因数の和:2989

約数の個数: 48

約数和(自身を含む): 3999493008

約数和(自身を除く): 1981611098

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 757, 1210, 1514, 2203, 3785, 4406, 7570, 8327, 11015, 16654, 22030, 24233, 41635, 48466, 83270, 91597, 121165, 183194, 242330, 266563, 457985, 533126, 915970, 1332815, 1667671, 2665630, 3335342, 8338355, 16676710, 18344381, 36688762, 91721905, 183443810, 201788191, 403576382, 1008940955, 2017881910]

約数ペア:

[(1, 2017881910), (2, 1008940955), (5, 403576382), (10, 201788191), (11, 183443810), (22, 91721905), (55, 36688762), (110, 18344381), (121, 16676710), (242, 8338355), (605, 3335342), (757, 2665630), (1210, 1667671), (1514, 1332815), (2203, 915970), (3785, 533126), (4406, 457985), (7570, 266563), (8327, 242330), (11015, 183194), (16654, 121165), (22030, 91597), (24233, 83270), (41635, 48466)]