18628743

素因数分解:

$3^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{8783}}^1$

素因数の和:8894

約数の個数: 16

約数和(自身を含む): 28670976

約数和(自身を除く): 10042233

約数列:

[1, 3, 7, 21, 101, 303, 707, 2121, 8783, 26349, 61481, 184443, 887083, 2661249, 6209581, 18628743]

約数ペア:

[(1, 18628743), (3, 6209581), (7, 2661249), (21, 887083), (101, 184443), (303, 61481), (707, 26349), (2121, 8783)]