20138004

素因数分解:

$2^2\times 3^3\times {\mathrm{199}}^1\times {\mathrm{937}}^1$

素因数の和:1149

約数の個数: 48

約数和(自身を含む): 52528000

約数和(自身を除く): 32389996

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 199, 398, 597, 796, 937, 1194, 1791, 1874, 2388, 2811, 3582, 3748, 5373, 5622, 7164, 8433, 10746, 11244, 16866, 21492, 25299, 33732, 50598, 101196, 186463, 372926, 559389, 745852, 1118778, 1678167, 2237556, 3356334, 5034501, 6712668, 10069002, 20138004]

約数ペア:

[(1, 20138004), (2, 10069002), (3, 6712668), (4, 5034501), (6, 3356334), (9, 2237556), (12, 1678167), (18, 1118778), (27, 745852), (36, 559389), (54, 372926), (108, 186463), (199, 101196), (398, 50598), (597, 33732), (796, 25299), (937, 21492), (1194, 16866), (1791, 11244), (1874, 10746), (2388, 8433), (2811, 7164), (3582, 5622), (3748, 5373)]