20668146716

素因数分解:

$2^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{557}}^1\times {\mathrm{13121}}^1$

素因数の和:13790

約数の個数: 48

約数和(自身を含む): 41823698112

約数和(自身を除く): 21155551396

約数列:

[1, 2, 4, 7, 14, 28, 101, 202, 404, 557, 707, 1114, 1414, 2228, 2828, 3899, 7798, 13121, 15596, 26242, 52484, 56257, 91847, 112514, 183694, 225028, 367388, 393799, 787598, 1325221, 1575196, 2650442, 5300884, 7308397, 9276547, 14616794, 18553094, 29233588, 37106188, 51158779, 102317558, 204635116, 738148097, 1476296194, 2952592388, 5167036679, 10334073358, 20668146716]

約数ペア:

[(1, 20668146716), (2, 10334073358), (4, 5167036679), (7, 2952592388), (14, 1476296194), (28, 738148097), (101, 204635116), (202, 102317558), (404, 51158779), (557, 37106188), (707, 29233588), (1114, 18553094), (1414, 14616794), (2228, 9276547), (2828, 7308397), (3899, 5300884), (7798, 2650442), (13121, 1575196), (15596, 1325221), (26242, 787598), (52484, 393799), (56257, 367388), (91847, 225028), (112514, 183694)]