18888698

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{7001}}^1$

素因数の和:7093

約数の個数: 16

約数和(自身を含む): 30248640

約数和(自身を除く): 11359942

約数列:

[1, 2, 19, 38, 71, 142, 1349, 2698, 7001, 14002, 133019, 266038, 497071, 994142, 9444349, 18888698]

約数ペア:

[(1, 18888698), (2, 9444349), (19, 994142), (38, 497071), (71, 266038), (142, 133019), (1349, 14002), (2698, 7001)]