18538023

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{5483}}^1$

素因数の和:5523

約数の個数: 24

約数和(自身を含む): 30008448

約数和(自身を除く): 11470425

約数列:

[1, 3, 7, 21, 23, 49, 69, 147, 161, 483, 1127, 3381, 5483, 16449, 38381, 115143, 126109, 268667, 378327, 806001, 882763, 2648289, 6179341, 18538023]

約数ペア:

[(1, 18538023), (3, 6179341), (7, 2648289), (21, 882763), (23, 806001), (49, 378327), (69, 268667), (147, 126109), (161, 115143), (483, 38381), (1127, 16449), (3381, 5483)]