18959774

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{349}}^1\times {\mathrm{1181}}^1$

素因数の和:1555

約数の個数: 16

約数和(自身を含む): 29786400

約数和(自身を除く): 10826626

約数列:

[1, 2, 23, 46, 349, 698, 1181, 2362, 8027, 16054, 27163, 54326, 412169, 824338, 9479887, 18959774]

約数ペア:

[(1, 18959774), (2, 9479887), (23, 824338), (46, 412169), (349, 54326), (698, 27163), (1181, 16054), (2362, 8027)]