20752728

素因数分解:

$2^3\times 3^1\times {\mathrm{109}}^1\times {\mathrm{7933}}^1$

素因数の和:8051

約数の個数: 32

約数和(自身を含む): 52364400

約数和(自身を除く): 31611672

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 109, 218, 327, 436, 654, 872, 1308, 2616, 7933, 15866, 23799, 31732, 47598, 63464, 95196, 190392, 864697, 1729394, 2594091, 3458788, 5188182, 6917576, 10376364, 20752728]

約数ペア:

[(1, 20752728), (2, 10376364), (3, 6917576), (4, 5188182), (6, 3458788), (8, 2594091), (12, 1729394), (24, 864697), (109, 190392), (218, 95196), (327, 63464), (436, 47598), (654, 31732), (872, 23799), (1308, 15866), (2616, 7933)]