16720668

素因数分解:

$2^2\times 3^4\times {\mathrm{51607}}^1$

素因数の和:51623

約数の個数: 30

約数和(自身を含む): 43711976

約数和(自身を除く): 26991308

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 51607, 103214, 154821, 206428, 309642, 464463, 619284, 928926, 1393389, 1857852, 2786778, 4180167, 5573556, 8360334, 16720668]

約数ペア:

[(1, 16720668), (2, 8360334), (3, 5573556), (4, 4180167), (6, 2786778), (9, 1857852), (12, 1393389), (18, 928926), (27, 619284), (36, 464463), (54, 309642), (81, 206428), (108, 154821), (162, 103214), (324, 51607)]