20289682

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{919}}^1$

素因数の和:1030

約数の個数: 32

約数和(自身を含む): 37094400

約数和(自身を除く): 16804718

約数列:

[1, 2, 7, 14, 19, 38, 83, 133, 166, 266, 581, 919, 1162, 1577, 1838, 3154, 6433, 11039, 12866, 17461, 22078, 34922, 76277, 122227, 152554, 244454, 533939, 1067878, 1449263, 2898526, 10144841, 20289682]

約数ペア:

[(1, 20289682), (2, 10144841), (7, 2898526), (14, 1449263), (19, 1067878), (38, 533939), (83, 244454), (133, 152554), (166, 122227), (266, 76277), (581, 34922), (919, 22078), (1162, 17461), (1577, 12866), (1838, 11039), (3154, 6433)]