19211450

素因数分解:

$2^1\times 5^2\times {\mathrm{223}}^1\times {\mathrm{1723}}^1$

素因数の和:1958

約数の個数: 24

約数和(自身を含む): 35914368

約数和(自身を除く): 16702918

約数列:

[1, 2, 5, 10, 25, 50, 223, 446, 1115, 1723, 2230, 3446, 5575, 8615, 11150, 17230, 43075, 86150, 384229, 768458, 1921145, 3842290, 9605725, 19211450]

約数ペア:

[(1, 19211450), (2, 9605725), (5, 3842290), (10, 1921145), (25, 768458), (50, 384229), (223, 86150), (446, 43075), (1115, 17230), (1723, 11150), (2230, 8615), (3446, 5575)]