19852245

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1$

素因数の和:175

約数の個数: 96

約数和(自身を含む): 43130880

約数和(自身を除く): 23278635

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 31, 35, 45, 57, 63, 93, 95, 105, 107, 133, 155, 171, 217, 279, 285, 315, 321, 399, 465, 535, 589, 651, 665, 749, 855, 963, 1085, 1197, 1395, 1605, 1767, 1953, 1995, 2033, 2247, 2945, 3255, 3317, 3745, 4123, 4815, 5301, 5985, 6099, 6741, 8835, 9765, 9951, 10165, 11235, 12369, 14231, 16585, 18297, 20615, 23219, 26505, 29853, 30495, 33705, 37107, 42693, 49755, 61845, 63023, 69657, 71155, 91485, 116095, 128079, 149265, 185535, 189069, 208971, 213465, 315115, 348285, 441161, 567207, 640395, 945345, 1044855, 1323483, 2205805, 2836035, 3970449, 6617415, 19852245]

約数ペア:

[(1, 19852245), (3, 6617415), (5, 3970449), (7, 2836035), (9, 2205805), (15, 1323483), (19, 1044855), (21, 945345), (31, 640395), (35, 567207), (45, 441161), (57, 348285), (63, 315115), (93, 213465), (95, 208971), (105, 189069), (107, 185535), (133, 149265), (155, 128079), (171, 116095), (217, 91485), (279, 71155), (285, 69657), (315, 63023), (321, 61845), (399, 49755), (465, 42693), (535, 37107), (589, 33705), (651, 30495), (665, 29853), (749, 26505), (855, 23219), (963, 20615), (1085, 18297), (1197, 16585), (1395, 14231), (1605, 12369), (1767, 11235), (1953, 10165), (1995, 9951), (2033, 9765), (2247, 8835), (2945, 6741), (3255, 6099), (3317, 5985), (3745, 5301), (4123, 4815)]