20194307548

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{175621}}^1$

素因数の和:175750

約数の個数: 48

約数和(自身を含む): 39831069600

約数和(自身を除く): 19636762052

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 89, 178, 323, 356, 646, 1292, 1513, 1691, 3026, 3382, 6052, 6764, 28747, 57494, 114988, 175621, 351242, 702484, 2985557, 3336799, 5971114, 6673598, 11942228, 13347196, 15630269, 31260538, 56725583, 62521076, 113451166, 226902332, 265714573, 296975111, 531429146, 593950222, 1062858292, 1187900444, 5048576887, 10097153774, 20194307548]

約数ペア:

[(1, 20194307548), (2, 10097153774), (4, 5048576887), (17, 1187900444), (19, 1062858292), (34, 593950222), (38, 531429146), (68, 296975111), (76, 265714573), (89, 226902332), (178, 113451166), (323, 62521076), (356, 56725583), (646, 31260538), (1292, 15630269), (1513, 13347196), (1691, 11942228), (3026, 6673598), (3382, 5971114), (6052, 3336799), (6764, 2985557), (28747, 702484), (57494, 351242), (114988, 175621)]