220169852

素因数分解:

$2^2\times 7^1\times {\mathrm{401}}^1\times {\mathrm{19609}}^1$

素因数の和:20021

約数の個数: 24

約数和(自身を含む): 441460320

約数和(自身を除く): 221290468

約数列:

[1, 2, 4, 7, 14, 28, 401, 802, 1604, 2807, 5614, 11228, 19609, 39218, 78436, 137263, 274526, 549052, 7863209, 15726418, 31452836, 55042463, 110084926, 220169852]

約数ペア:

[(1, 220169852), (2, 110084926), (4, 55042463), (7, 31452836), (14, 15726418), (28, 7863209), (401, 549052), (802, 274526), (1604, 137263), (2807, 78436), (5614, 39218), (11228, 19609)]