20189996170

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1\times {\mathrm{185621}}^1$

素因数の和:185850

約数の個数: 32

約数和(自身を含む): 37087275600

約数和(自身を除く): 16897279430

約数列:

[1, 2, 5, 10, 73, 146, 149, 298, 365, 730, 745, 1490, 10877, 21754, 54385, 108770, 185621, 371242, 928105, 1856210, 13550333, 27100666, 27657529, 55315058, 67751665, 135503330, 138287645, 276575290, 2018999617, 4037999234, 10094998085, 20189996170]

約数ペア:

[(1, 20189996170), (2, 10094998085), (5, 4037999234), (10, 2018999617), (73, 276575290), (146, 138287645), (149, 135503330), (298, 67751665), (365, 55315058), (730, 27657529), (745, 27100666), (1490, 13550333), (10877, 1856210), (21754, 928105), (54385, 371242), (108770, 185621)]