19305

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1$

素因数の和:38

約数の個数: 32

約数和(自身を含む): 40320

約数和(自身を除く): 21015

約数列:

[1, 3, 5, 9, 11, 13, 15, 27, 33, 39, 45, 55, 65, 99, 117, 135, 143, 165, 195, 297, 351, 429, 495, 585, 715, 1287, 1485, 1755, 2145, 3861, 6435, 19305]

約数ペア:

[(1, 19305), (3, 6435), (5, 3861), (9, 2145), (11, 1755), (13, 1485), (15, 1287), (27, 715), (33, 585), (39, 495), (45, 429), (55, 351), (65, 297), (99, 195), (117, 165), (135, 143)]