20172478613

素因数分解:

$7^3\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{41681}}^1$

素因数の和:41802

約数の個数: 32

約数和(自身を含む): 25209273600

約数和(自身を除く): 5036794987

約数列:

[1, 7, 17, 49, 83, 119, 343, 581, 833, 1411, 4067, 5831, 9877, 28469, 41681, 69139, 291767, 483973, 708577, 2042369, 3459523, 4960039, 14296583, 24216661, 34720273, 58811891, 169516627, 243041911, 411683237, 1186616389, 2881782659, 20172478613]

約数ペア:

[(1, 20172478613), (7, 2881782659), (17, 1186616389), (49, 411683237), (83, 243041911), (119, 169516627), (343, 58811891), (581, 34720273), (833, 24216661), (1411, 14296583), (4067, 4960039), (5831, 3459523), (9877, 2042369), (28469, 708577), (41681, 483973), (69139, 291767)]