19214896

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1723}}^1$

素因数の和:1789

約数の個数: 40

約数和(自身を含む): 40403664

約数和(自身を除く): 21188768

約数列:

[1, 2, 4, 8, 16, 17, 34, 41, 68, 82, 136, 164, 272, 328, 656, 697, 1394, 1723, 2788, 3446, 5576, 6892, 11152, 13784, 27568, 29291, 58582, 70643, 117164, 141286, 234328, 282572, 468656, 565144, 1130288, 1200931, 2401862, 4803724, 9607448, 19214896]

約数ペア:

[(1, 19214896), (2, 9607448), (4, 4803724), (8, 2401862), (16, 1200931), (17, 1130288), (34, 565144), (41, 468656), (68, 282572), (82, 234328), (136, 141286), (164, 117164), (272, 70643), (328, 58582), (656, 29291), (697, 27568), (1394, 13784), (1723, 11152), (2788, 6892), (3446, 5576)]