19935612

素因数分解:

$2^2\times 3^3\times {\mathrm{197}}^1\times {\mathrm{937}}^1$

素因数の和:1147

約数の個数: 48

約数和(自身を含む): 52002720

約数和(自身を除く): 32067108

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 197, 394, 591, 788, 937, 1182, 1773, 1874, 2364, 2811, 3546, 3748, 5319, 5622, 7092, 8433, 10638, 11244, 16866, 21276, 25299, 33732, 50598, 101196, 184589, 369178, 553767, 738356, 1107534, 1661301, 2215068, 3322602, 4983903, 6645204, 9967806, 19935612]

約数ペア:

[(1, 19935612), (2, 9967806), (3, 6645204), (4, 4983903), (6, 3322602), (9, 2215068), (12, 1661301), (18, 1107534), (27, 738356), (36, 553767), (54, 369178), (108, 184589), (197, 101196), (394, 50598), (591, 33732), (788, 25299), (937, 21276), (1182, 16866), (1773, 11244), (1874, 10638), (2364, 8433), (2811, 7092), (3546, 5622), (3748, 5319)]