19981852278

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{144796031}}^1$

素因数の和:144796059

約数の個数: 16

約数和(自身を含む): 41701257216

約数和(自身を除く): 21719404938

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 144796031, 289592062, 434388093, 868776186, 3330308713, 6660617426, 9990926139, 19981852278]

約数ペア:

[(1, 19981852278), (2, 9990926139), (3, 6660617426), (6, 3330308713), (23, 868776186), (46, 434388093), (69, 289592062), (138, 144796031)]