19855935

素因数分解:

$3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4457}}^1$

素因数の和:4485

約数の個数: 40

約数和(自身を含む): 38838096

約数和(自身を除く): 18982161

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 81, 99, 135, 165, 297, 405, 495, 891, 1485, 4455, 4457, 13371, 22285, 40113, 49027, 66855, 120339, 147081, 200565, 245135, 361017, 441243, 601695, 735405, 1323729, 1805085, 2206215, 3971187, 6618645, 19855935]

約数ペア:

[(1, 19855935), (3, 6618645), (5, 3971187), (9, 2206215), (11, 1805085), (15, 1323729), (27, 735405), (33, 601695), (45, 441243), (55, 361017), (81, 245135), (99, 200565), (135, 147081), (165, 120339), (297, 66855), (405, 49027), (495, 40113), (891, 22285), (1485, 13371), (4455, 4457)]