19650441

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{179}}^1$

素因数の和:285

約数の個数: 32

約数和(自身を含む): 28892160

約数和(自身を除く): 9241719

約数列:

[1, 3, 23, 37, 43, 69, 111, 129, 179, 537, 851, 989, 1591, 2553, 2967, 4117, 4773, 6623, 7697, 12351, 19869, 23091, 36593, 109779, 152329, 177031, 284789, 456987, 531093, 854367, 6550147, 19650441]

約数ペア:

[(1, 19650441), (3, 6550147), (23, 854367), (37, 531093), (43, 456987), (69, 284789), (111, 177031), (129, 152329), (179, 109779), (537, 36593), (851, 23091), (989, 19869), (1591, 12351), (2553, 7697), (2967, 6623), (4117, 4773)]