20181477891

素因数分解:

$3^1\times {\mathrm{167}}^1\times {\mathrm{307}}^1\times {\mathrm{131213}}^1$

素因数の和:131690

約数の個数: 16

約数和(自身を含む): 27158148864

約数和(自身を除く): 6976670973

約数列:

[1, 3, 167, 307, 501, 921, 51269, 131213, 153807, 393639, 21912571, 40282391, 65737713, 120847173, 6727159297, 20181477891]

約数ペア:

[(1, 20181477891), (3, 6727159297), (167, 120847173), (307, 65737713), (501, 40282391), (921, 21912571), (51269, 393639), (131213, 153807)]