18857806

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{3163}}^1$

素因数の和:3447

約数の個数: 16

約数和(自身を含む): 30981888

約数和(自身を除く): 12124082

約数列:

[1, 2, 11, 22, 271, 542, 2981, 3163, 5962, 6326, 34793, 69586, 857173, 1714346, 9428903, 18857806]

約数ペア:

[(1, 18857806), (2, 9428903), (11, 1714346), (22, 857173), (271, 69586), (542, 34793), (2981, 6326), (3163, 5962)]