19021590

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{277}}^1$

素因数の和:406

約数の個数: 96

約数和(自身を含む): 57245760

約数和(自身を除く): 38224170

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 109, 126, 210, 218, 277, 315, 327, 545, 554, 630, 654, 763, 831, 981, 1090, 1385, 1526, 1635, 1662, 1939, 1962, 2289, 2493, 2770, 3270, 3815, 3878, 4155, 4578, 4905, 4986, 5817, 6867, 7630, 8310, 9695, 9810, 11445, 11634, 12465, 13734, 17451, 19390, 22890, 24930, 29085, 30193, 34335, 34902, 58170, 60386, 68670, 87255, 90579, 150965, 174510, 181158, 211351, 271737, 301930, 422702, 452895, 543474, 634053, 905790, 1056755, 1268106, 1358685, 1902159, 2113510, 2717370, 3170265, 3804318, 6340530, 9510795, 19021590]

約数ペア:

[(1, 19021590), (2, 9510795), (3, 6340530), (5, 3804318), (6, 3170265), (7, 2717370), (9, 2113510), (10, 1902159), (14, 1358685), (15, 1268106), (18, 1056755), (21, 905790), (30, 634053), (35, 543474), (42, 452895), (45, 422702), (63, 301930), (70, 271737), (90, 211351), (105, 181158), (109, 174510), (126, 150965), (210, 90579), (218, 87255), (277, 68670), (315, 60386), (327, 58170), (545, 34902), (554, 34335), (630, 30193), (654, 29085), (763, 24930), (831, 22890), (981, 19390), (1090, 17451), (1385, 13734), (1526, 12465), (1635, 11634), (1662, 11445), (1939, 9810), (1962, 9695), (2289, 8310), (2493, 7630), (2770, 6867), (3270, 5817), (3815, 4986), (3878, 4905), (4155, 4578)]