18723430

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{170213}}^1$

素因数の和:170231

約数の個数: 16

約数和(自身を含む): 36766224

約数和(自身を除く): 18042794

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 170213, 340426, 851065, 1702130, 1872343, 3744686, 9361715, 18723430]

約数ペア:

[(1, 18723430), (2, 9361715), (5, 3744686), (10, 1872343), (11, 1702130), (22, 851065), (55, 340426), (110, 170213)]