19120365

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{107}}^1$

素因数の和:167

約数の個数: 72

約数和(自身を含む): 38514528

約数和(自身を除く): 19394163

約数列:

[1, 3, 5, 9, 11, 15, 19, 33, 45, 55, 57, 95, 99, 107, 165, 171, 209, 285, 321, 361, 495, 535, 627, 855, 963, 1045, 1083, 1177, 1605, 1805, 1881, 2033, 3135, 3249, 3531, 3971, 4815, 5415, 5885, 6099, 9405, 10165, 10593, 11913, 16245, 17655, 18297, 19855, 22363, 30495, 35739, 38627, 52965, 59565, 67089, 91485, 111815, 115881, 178695, 193135, 201267, 335445, 347643, 424897, 579405, 1006335, 1274691, 1738215, 2124485, 3824073, 6373455, 19120365]

約数ペア:

[(1, 19120365), (3, 6373455), (5, 3824073), (9, 2124485), (11, 1738215), (15, 1274691), (19, 1006335), (33, 579405), (45, 424897), (55, 347643), (57, 335445), (95, 201267), (99, 193135), (107, 178695), (165, 115881), (171, 111815), (209, 91485), (285, 67089), (321, 59565), (361, 52965), (495, 38627), (535, 35739), (627, 30495), (855, 22363), (963, 19855), (1045, 18297), (1083, 17655), (1177, 16245), (1605, 11913), (1805, 10593), (1881, 10165), (2033, 9405), (3135, 6099), (3249, 5885), (3531, 5415), (3971, 4815)]