19804794

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{143513}}^1$

素因数の和:143541

約数の個数: 16

約数和(自身を含む): 41332032

約数和(自身を除く): 21527238

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 143513, 287026, 430539, 861078, 3300799, 6601598, 9902397, 19804794]

約数ペア:

[(1, 19804794), (2, 9902397), (3, 6601598), (6, 3300799), (23, 861078), (46, 430539), (69, 287026), (138, 143513)]