13786970

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{487}}^1$

素因数の和:662

約数の個数: 32

約数和(自身を含む): 26352000

約数和(自身を除く): 12565030

約数列:

[1, 2, 5, 10, 19, 38, 95, 149, 190, 298, 487, 745, 974, 1490, 2435, 2831, 4870, 5662, 9253, 14155, 18506, 28310, 46265, 72563, 92530, 145126, 362815, 725630, 1378697, 2757394, 6893485, 13786970]

約数ペア:

[(1, 13786970), (2, 6893485), (5, 2757394), (10, 1378697), (19, 725630), (38, 362815), (95, 145126), (149, 92530), (190, 72563), (298, 46265), (487, 28310), (745, 18506), (974, 14155), (1490, 9253), (2435, 5662), (2831, 4870)]