19744438

素因数分解:

$2^1\times 7^1\times {\mathrm{401}}^1\times {\mathrm{3517}}^1$

素因数の和:3927

約数の個数: 16

約数和(自身を含む): 33941664

約数和(自身を除く): 14197226

約数列:

[1, 2, 7, 14, 401, 802, 2807, 3517, 5614, 7034, 24619, 49238, 1410317, 2820634, 9872219, 19744438]

約数ペア:

[(1, 19744438), (2, 9872219), (7, 2820634), (14, 1410317), (401, 49238), (802, 24619), (2807, 7034), (3517, 5614)]