18239654

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{1619}}^1$

素因数の和:1795

約数の個数: 16

約数和(自身を含む): 28226880

約数和(自身を除く): 9987226

約数列:

[1, 2, 43, 86, 131, 262, 1619, 3238, 5633, 11266, 69617, 139234, 212089, 424178, 9119827, 18239654]

約数ペア:

[(1, 18239654), (2, 9119827), (43, 424178), (86, 212089), (131, 139234), (262, 69617), (1619, 11266), (3238, 5633)]