66406786

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{647}}^1$

素因数の和:778

約数の個数: 32

約数和(自身を含む): 109330560

約数和(自身を除く): 42923774

約数列:

[1, 2, 19, 37, 38, 73, 74, 146, 647, 703, 1294, 1387, 1406, 2701, 2774, 5402, 12293, 23939, 24586, 47231, 47878, 51319, 94462, 102638, 454841, 897389, 909682, 1747547, 1794778, 3495094, 33203393, 66406786]

約数ペア:

[(1, 66406786), (2, 33203393), (19, 3495094), (37, 1794778), (38, 1747547), (73, 909682), (74, 897389), (146, 454841), (647, 102638), (703, 94462), (1294, 51319), (1387, 47878), (1406, 47231), (2701, 24586), (2774, 23939), (5402, 12293)]