18745712

素因数分解:

$2^4\times {\mathrm{353}}^1\times {\mathrm{3319}}^1$

素因数の和:3680

約数の個数: 20

約数和(自身を含む): 36433680

約数和(自身を除く): 17687968

約数列:

[1, 2, 4, 8, 16, 353, 706, 1412, 2824, 3319, 5648, 6638, 13276, 26552, 53104, 1171607, 2343214, 4686428, 9372856, 18745712]

約数ペア:

[(1, 18745712), (2, 9372856), (4, 4686428), (8, 2343214), (16, 1171607), (353, 53104), (706, 26552), (1412, 13276), (2824, 6638), (3319, 5648)]