18993014

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{269}}^1\times {\mathrm{821}}^1$

素因数の和:1135

約数の個数: 16

約数和(自身を含む): 29296080

約数和(自身を除く): 10303066

約数列:

[1, 2, 43, 86, 269, 538, 821, 1642, 11567, 23134, 35303, 70606, 220849, 441698, 9496507, 18993014]

約数ペア:

[(1, 18993014), (2, 9496507), (43, 441698), (86, 220849), (269, 70606), (538, 35303), (821, 23134), (1642, 11567)]