18693741

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{661}}^1\times {\mathrm{857}}^1$

素因数の和:1532

約数の個数: 16

約数和(自身を含む): 27263808

約数和(自身を除く): 8570067

約数列:

[1, 3, 11, 33, 661, 857, 1983, 2571, 7271, 9427, 21813, 28281, 566477, 1699431, 6231247, 18693741]

約数ペア:

[(1, 18693741), (3, 6231247), (11, 1699431), (33, 566477), (661, 28281), (857, 21813), (1983, 9427), (2571, 7271)]