18148221

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{22159}}^1$

素因数の和:22185

約数の個数: 24

約数和(自身を含む): 32264960

約数和(自身を除く): 14116739

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 22159, 66477, 155113, 199431, 288067, 465339, 864201, 1396017, 2016469, 2592603, 6049407, 18148221]

約数ペア:

[(1, 18148221), (3, 6049407), (7, 2592603), (9, 2016469), (13, 1396017), (21, 864201), (39, 465339), (63, 288067), (91, 199431), (117, 155113), (273, 66477), (819, 22159)]