18194319

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{211}}^1$

素因数の和:308

約数の個数: 48

約数和(自身を含む): 31484544

約数和(自身を除く): 13290225

約数列:

[1, 3, 9, 11, 13, 33, 39, 67, 99, 117, 143, 201, 211, 429, 603, 633, 737, 871, 1287, 1899, 2211, 2321, 2613, 2743, 6633, 6963, 7839, 8229, 9581, 14137, 20889, 24687, 28743, 30173, 42411, 86229, 90519, 127233, 155507, 183781, 271557, 466521, 551343, 1399563, 1654029, 2021591, 6064773, 18194319]

約数ペア:

[(1, 18194319), (3, 6064773), (9, 2021591), (11, 1654029), (13, 1399563), (33, 551343), (39, 466521), (67, 271557), (99, 183781), (117, 155507), (143, 127233), (201, 90519), (211, 86229), (429, 42411), (603, 30173), (633, 28743), (737, 24687), (871, 20889), (1287, 14137), (1899, 9581), (2211, 8229), (2321, 7839), (2613, 6963), (2743, 6633)]