20904744

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{124433}}^1$

素因数の和:124449

約数の個数: 32

約数和(自身を含む): 59728320

約数和(自身を除く): 38823576

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 124433, 248866, 373299, 497732, 746598, 871031, 995464, 1493196, 1742062, 2613093, 2986392, 3484124, 5226186, 6968248, 10452372, 20904744]

約数ペア:

[(1, 20904744), (2, 10452372), (3, 6968248), (4, 5226186), (6, 3484124), (7, 2986392), (8, 2613093), (12, 1742062), (14, 1493196), (21, 995464), (24, 871031), (28, 746598), (42, 497732), (56, 373299), (84, 248866), (168, 124433)]