18948757

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{331}}^1$

素因数の和:504

約数の個数: 16

約数和(自身を含む): 21035520

約数和(自身を除く): 2086763

約数列:

[1, 19, 23, 131, 331, 437, 2489, 3013, 6289, 7613, 43361, 57247, 144647, 823859, 997303, 18948757]

約数ペア:

[(1, 18948757), (19, 997303), (23, 823859), (131, 144647), (331, 57247), (437, 43361), (2489, 7613), (3013, 6289)]