19776306

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{2749}}^1$

素因数の和:2874

約数の個数: 32

約数和(自身を含む): 43560000

約数和(自身を除く): 23783694

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 109, 218, 327, 654, 1199, 2398, 2749, 3597, 5498, 7194, 8247, 16494, 30239, 60478, 90717, 181434, 299641, 599282, 898923, 1797846, 3296051, 6592102, 9888153, 19776306]

約数ペア:

[(1, 19776306), (2, 9888153), (3, 6592102), (6, 3296051), (11, 1797846), (22, 898923), (33, 599282), (66, 299641), (109, 181434), (218, 90717), (327, 60478), (654, 30239), (1199, 16494), (2398, 8247), (2749, 7194), (3597, 5498)]