19636994

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{313}}^1$

素因数の和:474

約数の個数: 32

約数和(自身を含む): 33761280

約数和(自身を除く): 14124286

約数列:

[1, 2, 13, 19, 26, 38, 127, 247, 254, 313, 494, 626, 1651, 2413, 3302, 4069, 4826, 5947, 8138, 11894, 31369, 39751, 62738, 77311, 79502, 154622, 516763, 755269, 1033526, 1510538, 9818497, 19636994]

約数ペア:

[(1, 19636994), (2, 9818497), (13, 1510538), (19, 1033526), (26, 755269), (38, 516763), (127, 154622), (247, 79502), (254, 77311), (313, 62738), (494, 39751), (626, 31369), (1651, 11894), (2413, 8138), (3302, 5947), (4069, 4826)]