18789068

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{1559}}^1$

素因数の和:1717

約数の個数: 24

約数和(自身を含む): 34594560

約数和(自身を除く): 15805492

約数列:

[1, 2, 4, 23, 46, 92, 131, 262, 524, 1559, 3013, 3118, 6026, 6236, 12052, 35857, 71714, 143428, 204229, 408458, 816916, 4697267, 9394534, 18789068]

約数ペア:

[(1, 18789068), (2, 9394534), (4, 4697267), (23, 816916), (46, 408458), (92, 204229), (131, 143428), (262, 71714), (524, 35857), (1559, 12052), (3013, 6236), (3118, 6026)]