19188422

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{2143}}^1$

素因数の和:2204

約数の個数: 24

約数和(自身を含む): 32507328

約数和(自身を除く): 13318906

約数列:

[1, 2, 11, 22, 37, 74, 121, 242, 407, 814, 2143, 4286, 4477, 8954, 23573, 47146, 79291, 158582, 259303, 518606, 872201, 1744402, 9594211, 19188422]

約数ペア:

[(1, 19188422), (2, 9594211), (11, 1744402), (22, 872201), (37, 518606), (74, 259303), (121, 158582), (242, 79291), (407, 47146), (814, 23573), (2143, 8954), (4286, 4477)]