15642042

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{6469}}^1$

素因数の和:6518

約数の個数: 32

約数和(自身を含む): 34782720

約数和(自身を除く): 19140678

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 78, 93, 186, 403, 806, 1209, 2418, 6469, 12938, 19407, 38814, 84097, 168194, 200539, 252291, 401078, 504582, 601617, 1203234, 2607007, 5214014, 7821021, 15642042]

約数ペア:

[(1, 15642042), (2, 7821021), (3, 5214014), (6, 2607007), (13, 1203234), (26, 601617), (31, 504582), (39, 401078), (62, 252291), (78, 200539), (93, 168194), (186, 84097), (403, 38814), (806, 19407), (1209, 12938), (2418, 6469)]