18698295

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{16189}}^1$

素因数の和:16215

約数の個数: 32

約数和(自身を含む): 37301760

約数和(自身を除く): 18603465

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 165, 231, 385, 1155, 16189, 48567, 80945, 113323, 178079, 242835, 339969, 534237, 566615, 890395, 1246553, 1699845, 2671185, 3739659, 6232765, 18698295]

約数ペア:

[(1, 18698295), (3, 6232765), (5, 3739659), (7, 2671185), (11, 1699845), (15, 1246553), (21, 890395), (33, 566615), (35, 534237), (55, 339969), (77, 242835), (105, 178079), (165, 113323), (231, 80945), (385, 48567), (1155, 16189)]