18666886

素因数分解:

$2^1\times 7^1\times {\mathrm{1129}}^1\times {\mathrm{1181}}^1$

素因数の和:2319

約数の個数: 16

約数和(自身を含む): 32055840

約数和(自身を除く): 13388954

約数列:

[1, 2, 7, 14, 1129, 1181, 2258, 2362, 7903, 8267, 15806, 16534, 1333349, 2666698, 9333443, 18666886]

約数ペア:

[(1, 18666886), (2, 9333443), (7, 2666698), (14, 1333349), (1129, 16534), (1181, 15806), (2258, 8267), (2362, 7903)]