2149774

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:208

約数の個数: 32

約数和(自身を含む): 3830400

約数和(自身を除く): 1680626

約数列:

[1, 2, 11, 19, 22, 37, 38, 74, 139, 209, 278, 407, 418, 703, 814, 1406, 1529, 2641, 3058, 5143, 5282, 7733, 10286, 15466, 29051, 56573, 58102, 97717, 113146, 195434, 1074887, 2149774]

約数ペア:

[(1, 2149774), (2, 1074887), (11, 195434), (19, 113146), (22, 97717), (37, 58102), (38, 56573), (74, 29051), (139, 15466), (209, 10286), (278, 7733), (407, 5282), (418, 5143), (703, 3058), (814, 2641), (1406, 1529)]