18790648316

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{263}}^1\times {\mathrm{34549}}^1$

素因数の和:34874

約数の個数: 48

約数和(自身を含む): 36776678400

約数和(自身を除く): 17986030084

約数列:

[1, 2, 4, 11, 22, 44, 47, 94, 188, 263, 517, 526, 1034, 1052, 2068, 2893, 5786, 11572, 12361, 24722, 34549, 49444, 69098, 135971, 138196, 271942, 380039, 543884, 760078, 1520156, 1623803, 3247606, 6495212, 9086387, 17861833, 18172774, 35723666, 36345548, 71447332, 99950257, 199900514, 399801028, 427060189, 854120378, 1708240756, 4697662079, 9395324158, 18790648316]

約数ペア:

[(1, 18790648316), (2, 9395324158), (4, 4697662079), (11, 1708240756), (22, 854120378), (44, 427060189), (47, 399801028), (94, 199900514), (188, 99950257), (263, 71447332), (517, 36345548), (526, 35723666), (1034, 18172774), (1052, 17861833), (2068, 9086387), (2893, 6495212), (5786, 3247606), (11572, 1623803), (12361, 1520156), (24722, 760078), (34549, 543884), (49444, 380039), (69098, 271942), (135971, 138196)]