19966606

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1291}}^1$

素因数の和:1360

約数の個数: 32

約数和(自身を含む): 35349120

約数和(自身を除く): 15382514

約数列:

[1, 2, 11, 19, 22, 37, 38, 74, 209, 407, 418, 703, 814, 1291, 1406, 2582, 7733, 14201, 15466, 24529, 28402, 47767, 49058, 95534, 269819, 525437, 539638, 907573, 1050874, 1815146, 9983303, 19966606]

約数ペア:

[(1, 19966606), (2, 9983303), (11, 1815146), (19, 1050874), (22, 907573), (37, 539638), (38, 525437), (74, 269819), (209, 95534), (407, 49058), (418, 47767), (703, 28402), (814, 24529), (1291, 15466), (1406, 14201), (2582, 7733)]