18743313

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{43}}^2\times {\mathrm{109}}^1$

素因数の和:229

約数の個数: 24

約数和(自身を含む): 26653440

約数和(自身を除く): 7910127

約数列:

[1, 3, 31, 43, 93, 109, 129, 327, 1333, 1849, 3379, 3999, 4687, 5547, 10137, 14061, 57319, 145297, 171957, 201541, 435891, 604623, 6247771, 18743313]

約数ペア:

[(1, 18743313), (3, 6247771), (31, 604623), (43, 435891), (93, 201541), (109, 171957), (129, 145297), (327, 57319), (1333, 14061), (1849, 10137), (3379, 5547), (3999, 4687)]