18643770

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{23017}}^1$

素因数の和:23036

約数の個数: 40

約数和(自身を含む): 50133204

約数和(自身を除く): 31489434

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 23017, 46034, 69051, 115085, 138102, 207153, 230170, 345255, 414306, 621459, 690510, 1035765, 1242918, 1864377, 2071530, 3107295, 3728754, 6214590, 9321885, 18643770]

約数ペア:

[(1, 18643770), (2, 9321885), (3, 6214590), (5, 3728754), (6, 3107295), (9, 2071530), (10, 1864377), (15, 1242918), (18, 1035765), (27, 690510), (30, 621459), (45, 414306), (54, 345255), (81, 230170), (90, 207153), (135, 138102), (162, 115085), (270, 69051), (405, 46034), (810, 23017)]