19887255

素因数分解:

$3^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{3593}}^1$

素因数の和:3648

約数の個数: 32

約数和(自身を含む): 36227520

約数和(自身を除く): 16340265

約数列:

[1, 3, 5, 9, 15, 27, 41, 45, 123, 135, 205, 369, 615, 1107, 1845, 3593, 5535, 10779, 17965, 32337, 53895, 97011, 147313, 161685, 441939, 485055, 736565, 1325817, 2209695, 3977451, 6629085, 19887255]

約数ペア:

[(1, 19887255), (3, 6629085), (5, 3977451), (9, 2209695), (15, 1325817), (27, 736565), (41, 485055), (45, 441939), (123, 161685), (135, 147313), (205, 97011), (369, 53895), (615, 32337), (1107, 17965), (1845, 10779), (3593, 5535)]