18965013

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{241}}^1\times {\mathrm{1543}}^1$

素因数の和:1804

約数の個数: 16

約数和(自身を含む): 26902656

約数和(自身を除く): 7937643

約数列:

[1, 3, 17, 51, 241, 723, 1543, 4097, 4629, 12291, 26231, 78693, 371863, 1115589, 6321671, 18965013]

約数ペア:

[(1, 18965013), (3, 6321671), (17, 1115589), (51, 371863), (241, 78693), (723, 26231), (1543, 12291), (4097, 4629)]