17972683

素因数分解:

${\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1$

素因数の和:306

約数の個数: 16

約数和(自身を含む): 19388160

約数和(自身を除く): 1415477

約数列:

[1, 23, 67, 107, 109, 1541, 2461, 2507, 7169, 7303, 11663, 164887, 167969, 268249, 781421, 17972683]

約数ペア:

[(1, 17972683), (23, 781421), (67, 268249), (107, 167969), (109, 164887), (1541, 11663), (2461, 7303), (2507, 7169)]