51979972

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{641}}^1$

素因数の和:772

約数の個数: 48

約数和(自身を含む): 105698880

約数和(自身を除く): 53718908

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 97, 194, 209, 388, 418, 641, 836, 1067, 1282, 1843, 2134, 2564, 3686, 4268, 7051, 7372, 12179, 14102, 20273, 24358, 28204, 40546, 48716, 62177, 81092, 124354, 133969, 248708, 267938, 535876, 683947, 1181363, 1367894, 2362726, 2735788, 4725452, 12994993, 25989986, 51979972]

約数ペア:

[(1, 51979972), (2, 25989986), (4, 12994993), (11, 4725452), (19, 2735788), (22, 2362726), (38, 1367894), (44, 1181363), (76, 683947), (97, 535876), (194, 267938), (209, 248708), (388, 133969), (418, 124354), (641, 81092), (836, 62177), (1067, 48716), (1282, 40546), (1843, 28204), (2134, 24358), (2564, 20273), (3686, 14102), (4268, 12179), (7051, 7372)]