18667395

素因数分解:

$3^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{2609}}^1$

素因数の和:2676

約数の個数: 32

約数和(自身を含む): 33825600

約数和(自身を除く): 15158205

約数列:

[1, 3, 5, 9, 15, 27, 45, 53, 135, 159, 265, 477, 795, 1431, 2385, 2609, 7155, 7827, 13045, 23481, 39135, 70443, 117405, 138277, 352215, 414831, 691385, 1244493, 2074155, 3733479, 6222465, 18667395]

約数ペア:

[(1, 18667395), (3, 6222465), (5, 3733479), (9, 2074155), (15, 1244493), (27, 691385), (45, 414831), (53, 352215), (135, 138277), (159, 117405), (265, 70443), (477, 39135), (795, 23481), (1431, 13045), (2385, 7827), (2609, 7155)]