205505564

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{30931}}^1$

素因数の和:31097

約数の個数: 24

約数和(自身を含む): 394939776

約数和(自身を除く): 189434212

約数列:

[1, 2, 4, 11, 22, 44, 151, 302, 604, 1661, 3322, 6644, 30931, 61862, 123724, 340241, 680482, 1360964, 4670581, 9341162, 18682324, 51376391, 102752782, 205505564]

約数ペア:

[(1, 205505564), (2, 102752782), (4, 51376391), (11, 18682324), (22, 9341162), (44, 4670581), (151, 1360964), (302, 680482), (604, 340241), (1661, 123724), (3322, 61862), (6644, 30931)]