19025296

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{10909}}^1$

素因数の和:11026

約数の個数: 20

約数和(自身を含む): 37203100

約数和(自身を除く): 18177804

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 10909, 21818, 43636, 87272, 174544, 1189081, 2378162, 4756324, 9512648, 19025296]

約数ペア:

[(1, 19025296), (2, 9512648), (4, 4756324), (8, 2378162), (16, 1189081), (109, 174544), (218, 87272), (436, 43636), (872, 21818), (1744, 10909)]