20477198

素因数分解:

$2^1\times 7^2\times {\mathrm{223}}^1\times {\mathrm{937}}^1$

素因数の和:1176

約数の個数: 24

約数和(自身を含む): 35929152

約数和(自身を除く): 15451954

約数列:

[1, 2, 7, 14, 49, 98, 223, 446, 937, 1561, 1874, 3122, 6559, 10927, 13118, 21854, 45913, 91826, 208951, 417902, 1462657, 2925314, 10238599, 20477198]

約数ペア:

[(1, 20477198), (2, 10238599), (7, 2925314), (14, 1462657), (49, 417902), (98, 208951), (223, 91826), (446, 45913), (937, 21854), (1561, 13118), (1874, 10927), (3122, 6559)]