20608668

素因数分解:

$2^2\times 3^4\times {\mathrm{63607}}^1$

素因数の和:63623

約数の個数: 30

約数和(自身を含む): 53875976

約数和(自身を除く): 33267308

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 63607, 127214, 190821, 254428, 381642, 572463, 763284, 1144926, 1717389, 2289852, 3434778, 5152167, 6869556, 10304334, 20608668]

約数ペア:

[(1, 20608668), (2, 10304334), (3, 6869556), (4, 5152167), (6, 3434778), (9, 2289852), (12, 1717389), (18, 1144926), (27, 763284), (36, 572463), (54, 381642), (81, 254428), (108, 190821), (162, 127214), (324, 63607)]