18801813

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{2131}}^1$

素因数の和:2324

約数の個数: 16

約数和(自身を含む): 26709696

約数和(自身を除く): 7907883

約数列:

[1, 3, 17, 51, 173, 519, 2131, 2941, 6393, 8823, 36227, 108681, 368663, 1105989, 6267271, 18801813]

約数ペア:

[(1, 18801813), (3, 6267271), (17, 1105989), (51, 368663), (173, 108681), (519, 36227), (2131, 8823), (2941, 6393)]