219857572

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{2129}}^1\times {\mathrm{2347}}^1$

素因数の和:4491

約数の個数: 24

約数和(自身を含む): 420104160

約数和(自身を除く): 200246588

約数列:

[1, 2, 4, 11, 22, 44, 2129, 2347, 4258, 4694, 8516, 9388, 23419, 25817, 46838, 51634, 93676, 103268, 4996763, 9993526, 19987052, 54964393, 109928786, 219857572]

約数ペア:

[(1, 219857572), (2, 109928786), (4, 54964393), (11, 19987052), (22, 9993526), (44, 4996763), (2129, 103268), (2347, 93676), (4258, 51634), (4694, 46838), (8516, 25817), (9388, 23419)]