20156164931

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{2663693}}^1$

素因数の和:2663770

約数の個数: 16

約数和(自身を含む): 24548603904

約数和(自身を除く): 4392438973

約数列:

[1, 7, 23, 47, 161, 329, 1081, 7567, 2663693, 18645851, 61264939, 125193571, 428854573, 876354997, 2879452133, 20156164931]

約数ペア:

[(1, 20156164931), (7, 2879452133), (23, 876354997), (47, 428854573), (161, 125193571), (329, 61264939), (1081, 18645851), (7567, 2663693)]