20123492255

素因数分解:

$5^1\times {\mathrm{109}}^1\times {\mathrm{149}}^1\times {\mathrm{247811}}^1$

素因数の和:248074

約数の個数: 16

約数和(自身を含む): 24533388000

約数和(自身を除く): 4409895745

約数列:

[1, 5, 109, 149, 545, 745, 16241, 81205, 247811, 1239055, 27011399, 36923839, 135056995, 184619195, 4024698451, 20123492255]

約数ペア:

[(1, 20123492255), (5, 4024698451), (109, 184619195), (149, 135056995), (545, 36923839), (745, 27011399), (16241, 1239055), (81205, 247811)]