20355039

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{353}}^1$

素因数の和:551

約数の個数: 24

約数和(自身を含む): 30373200

約数和(自身を除く): 10018161

約数列:

[1, 3, 9, 43, 129, 149, 353, 387, 447, 1059, 1341, 3177, 6407, 15179, 19221, 45537, 52597, 57663, 136611, 157791, 473373, 2261671, 6785013, 20355039]

約数ペア:

[(1, 20355039), (3, 6785013), (9, 2261671), (43, 473373), (129, 157791), (149, 136611), (353, 57663), (387, 52597), (447, 45537), (1059, 19221), (1341, 15179), (3177, 6407)]