18381456

素因数分解:

$2^4\times 3^2\times {\mathrm{127649}}^1$

素因数の和:127663

約数の個数: 30

約数和(自身を含む): 51442950

約数和(自身を除く): 33061494

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 127649, 255298, 382947, 510596, 765894, 1021192, 1148841, 1531788, 2042384, 2297682, 3063576, 4595364, 6127152, 9190728, 18381456]

約数ペア:

[(1, 18381456), (2, 9190728), (3, 6127152), (4, 4595364), (6, 3063576), (8, 2297682), (9, 2042384), (12, 1531788), (16, 1148841), (18, 1021192), (24, 765894), (36, 510596), (48, 382947), (72, 255298), (144, 127649)]