2017668770

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{218599}}^1$

素因数の和:218690

約数の個数: 32

約数和(自身を含む): 3966278400

約数和(自身を除く): 1948609630

約数列:

[1, 2, 5, 10, 13, 26, 65, 71, 130, 142, 355, 710, 923, 1846, 4615, 9230, 218599, 437198, 1092995, 2185990, 2841787, 5683574, 14208935, 15520529, 28417870, 31041058, 77602645, 155205290, 201766877, 403533754, 1008834385, 2017668770]

約数ペア:

[(1, 2017668770), (2, 1008834385), (5, 403533754), (10, 201766877), (13, 155205290), (26, 77602645), (65, 31041058), (71, 28417870), (130, 15520529), (142, 14208935), (355, 5683574), (710, 2841787), (923, 2185990), (1846, 1092995), (4615, 437198), (9230, 218599)]