16670988

素因数分解:

$2^2\times 3^3\times {\mathrm{163}}^1\times {\mathrm{947}}^1$

素因数の和:1123

約数の個数: 48

約数和(自身を含む): 43532160

約数和(自身を除く): 26861172

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 163, 326, 489, 652, 947, 978, 1467, 1894, 1956, 2841, 2934, 3788, 4401, 5682, 5868, 8523, 8802, 11364, 17046, 17604, 25569, 34092, 51138, 102276, 154361, 308722, 463083, 617444, 926166, 1389249, 1852332, 2778498, 4167747, 5556996, 8335494, 16670988]

約数ペア:

[(1, 16670988), (2, 8335494), (3, 5556996), (4, 4167747), (6, 2778498), (9, 1852332), (12, 1389249), (18, 926166), (27, 617444), (36, 463083), (54, 308722), (108, 154361), (163, 102276), (326, 51138), (489, 34092), (652, 25569), (947, 17604), (978, 17046), (1467, 11364), (1894, 8802), (1956, 8523), (2841, 5868), (2934, 5682), (3788, 4401)]