19702214

素因数分解:

$2^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{8741}}^1$

素因数の和:8780

約数の個数: 24

約数和(自身を含む): 35877168

約数和(自身を除く): 16174954

約数列:

[1, 2, 7, 14, 23, 46, 49, 98, 161, 322, 1127, 2254, 8741, 17482, 61187, 122374, 201043, 402086, 428309, 856618, 1407301, 2814602, 9851107, 19702214]

約数ペア:

[(1, 19702214), (2, 9851107), (7, 2814602), (14, 1407301), (23, 856618), (46, 428309), (49, 402086), (98, 201043), (161, 122374), (322, 61187), (1127, 17482), (2254, 8741)]