20745336

素因数分解:

$2^3\times 3^1\times {\mathrm{163}}^1\times {\mathrm{5303}}^1$

素因数の和:5475

約数の個数: 32

約数和(自身を含む): 52191360

約数和(自身を除く): 31446024

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 163, 326, 489, 652, 978, 1304, 1956, 3912, 5303, 10606, 15909, 21212, 31818, 42424, 63636, 127272, 864389, 1728778, 2593167, 3457556, 5186334, 6915112, 10372668, 20745336]

約数ペア:

[(1, 20745336), (2, 10372668), (3, 6915112), (4, 5186334), (6, 3457556), (8, 2593167), (12, 1728778), (24, 864389), (163, 127272), (326, 63636), (489, 42424), (652, 31818), (978, 21212), (1304, 15909), (1956, 10606), (3912, 5303)]