19196655

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{907}}^1$

素因数の和:1015

約数の個数: 32

約数和(自身を含む): 32949504

約数和(自身を除く): 13752849

約数列:

[1, 3, 5, 15, 17, 51, 83, 85, 249, 255, 415, 907, 1245, 1411, 2721, 4233, 4535, 7055, 13605, 15419, 21165, 46257, 75281, 77095, 225843, 231285, 376405, 1129215, 1279777, 3839331, 6398885, 19196655]

約数ペア:

[(1, 19196655), (3, 6398885), (5, 3839331), (15, 1279777), (17, 1129215), (51, 376405), (83, 231285), (85, 225843), (249, 77095), (255, 75281), (415, 46257), (907, 21165), (1245, 15419), (1411, 13605), (2721, 7055), (4233, 4535)]