19080765

素因数分解:

$3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4283}}^1$

素因数の和:4311

約数の個数: 40

約数和(自身を含む): 37322208

約数和(自身を除く): 18241443

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 81, 99, 135, 165, 297, 405, 495, 891, 1485, 4283, 4455, 12849, 21415, 38547, 47113, 64245, 115641, 141339, 192735, 235565, 346923, 424017, 578205, 706695, 1272051, 1734615, 2120085, 3816153, 6360255, 19080765]

約数ペア:

[(1, 19080765), (3, 6360255), (5, 3816153), (9, 2120085), (11, 1734615), (15, 1272051), (27, 706695), (33, 578205), (45, 424017), (55, 346923), (81, 235565), (99, 192735), (135, 141339), (165, 115641), (297, 64245), (405, 47113), (495, 38547), (891, 21415), (1485, 12849), (4283, 4455)]