18551236

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{38329}}^1$

素因数の和:38355

約数の個数: 18

約数和(自身を含む): 35685230

約数和(自身を除く): 17133994

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 38329, 76658, 153316, 421619, 843238, 1686476, 4637809, 9275618, 18551236]

約数ペア:

[(1, 18551236), (2, 9275618), (4, 4637809), (11, 1686476), (22, 843238), (44, 421619), (121, 153316), (242, 76658), (484, 38329)]