19800236

素因数分解:

$2^2\times {\mathrm{557}}^1\times {\mathrm{8887}}^1$

素因数の和:9448

約数の個数: 12

約数和(自身を含む): 34716528

約数和(自身を除く): 14916292

約数列:

[1, 2, 4, 557, 1114, 2228, 8887, 17774, 35548, 4950059, 9900118, 19800236]

約数ペア:

[(1, 19800236), (2, 9900118), (4, 4950059), (557, 35548), (1114, 17774), (2228, 8887)]