2020915088

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{6647747}}^1$

素因数の和:6647774

約数の個数: 20

約数和(自身を含む): 4121603760

約数和(自身を除く): 2100688672

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 6647747, 13295494, 26590988, 53181976, 106363952, 126307193, 252614386, 505228772, 1010457544, 2020915088]

約数ペア:

[(1, 2020915088), (2, 1010457544), (4, 505228772), (8, 252614386), (16, 126307193), (19, 106363952), (38, 53181976), (76, 26590988), (152, 13295494), (304, 6647747)]