164254924

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{20983}}^1$

素因数の和:21109

約数の個数: 24

約数和(自身を含む): 305527040

約数和(自身を除く): 141272116

約数列:

[1, 2, 4, 19, 38, 76, 103, 206, 412, 1957, 3914, 7828, 20983, 41966, 83932, 398677, 797354, 1594708, 2161249, 4322498, 8644996, 41063731, 82127462, 164254924]

約数ペア:

[(1, 164254924), (2, 82127462), (4, 41063731), (19, 8644996), (38, 4322498), (76, 2161249), (103, 1594708), (206, 797354), (412, 398677), (1957, 83932), (3914, 41966), (7828, 20983)]