18780228

素因数分解:

$2^2\times 3^3\times {\mathrm{173891}}^1$

素因数の和:173904

約数の個数: 24

約数和(自身を含む): 48689760

約数和(自身を除く): 29909532

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 173891, 347782, 521673, 695564, 1043346, 1565019, 2086692, 3130038, 4695057, 6260076, 9390114, 18780228]

約数ペア:

[(1, 18780228), (2, 9390114), (3, 6260076), (4, 4695057), (6, 3130038), (9, 2086692), (12, 1565019), (18, 1043346), (27, 695564), (36, 521673), (54, 347782), (108, 173891)]