18631426

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{36821}}^1$

素因数の和:36857

約数の個数: 16

約数和(自身を含む): 31814208

約数和(自身を除く): 13182782

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 36821, 73642, 405031, 810062, 846883, 1693766, 9315713, 18631426]

約数ペア:

[(1, 18631426), (2, 9315713), (11, 1693766), (22, 846883), (23, 810062), (46, 405031), (253, 73642), (506, 36821)]