18514905

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1373}}^1$

素因数の和:1441

約数の個数: 32

約数和(自身を含む): 31656960

約数和(自身を除く): 13142055

約数列:

[1, 3, 5, 15, 29, 31, 87, 93, 145, 155, 435, 465, 899, 1373, 2697, 4119, 4495, 6865, 13485, 20595, 39817, 42563, 119451, 127689, 199085, 212815, 597255, 638445, 1234327, 3702981, 6171635, 18514905]

約数ペア:

[(1, 18514905), (3, 6171635), (5, 3702981), (15, 1234327), (29, 638445), (31, 597255), (87, 212815), (93, 199085), (145, 127689), (155, 119451), (435, 42563), (465, 39817), (899, 20595), (1373, 13485), (2697, 6865), (4119, 4495)]