20333556

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^1\times {\mathrm{10657}}^1$

素因数の和:10720

約数の個数: 36

約数和(自身を含む): 52373412

約数和(自身を除く): 32039856

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 106, 159, 212, 318, 477, 636, 954, 1908, 10657, 21314, 31971, 42628, 63942, 95913, 127884, 191826, 383652, 564821, 1129642, 1694463, 2259284, 3388926, 5083389, 6777852, 10166778, 20333556]

約数ペア:

[(1, 20333556), (2, 10166778), (3, 6777852), (4, 5083389), (6, 3388926), (9, 2259284), (12, 1694463), (18, 1129642), (36, 564821), (53, 383652), (106, 191826), (159, 127884), (212, 95913), (318, 63942), (477, 42628), (636, 31971), (954, 21314), (1908, 10657)]