20881548018

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{68240353}}^1$

素因数の和:68240378

約数の個数: 24

約数和(自身を含む): 47904728508

約数和(自身を除く): 27023180490

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, 306, 68240353, 136480706, 204721059, 409442118, 614163177, 1160086001, 1228326354, 2320172002, 3480258003, 6960516006, 10440774009, 20881548018]

約数ペア:

[(1, 20881548018), (2, 10440774009), (3, 6960516006), (6, 3480258003), (9, 2320172002), (17, 1228326354), (18, 1160086001), (34, 614163177), (51, 409442118), (102, 204721059), (153, 136480706), (306, 68240353)]