18256227

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{359}}^1$

素因数の和:463

約数の個数: 32

約数和(自身を含む): 28200960

約数和(自身を除く): 9944733

約数列:

[1, 3, 11, 23, 33, 67, 69, 201, 253, 359, 737, 759, 1077, 1541, 2211, 3949, 4623, 8257, 11847, 16951, 24053, 24771, 50853, 72159, 90827, 264583, 272481, 553219, 793749, 1659657, 6085409, 18256227]

約数ペア:

[(1, 18256227), (3, 6085409), (11, 1659657), (23, 793749), (33, 553219), (67, 272481), (69, 264583), (201, 90827), (253, 72159), (359, 50853), (737, 24771), (759, 24053), (1077, 16951), (1541, 11847), (2211, 8257), (3949, 4623)]