205320964

素因数分解:

$2^2\times {\mathrm{67}}^1\times {\mathrm{809}}^1\times {\mathrm{947}}^1$

素因数の和:1827

約数の個数: 24

約数和(自身を含む): 365510880

約数和(自身を除く): 160189916

約数列:

[1, 2, 4, 67, 134, 268, 809, 947, 1618, 1894, 3236, 3788, 54203, 63449, 108406, 126898, 216812, 253796, 766123, 1532246, 3064492, 51330241, 102660482, 205320964]

約数ペア:

[(1, 205320964), (2, 102660482), (4, 51330241), (67, 3064492), (134, 1532246), (268, 766123), (809, 253796), (947, 216812), (1618, 126898), (1894, 108406), (3236, 63449), (3788, 54203)]