20165076304

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{367}}^1\times {\mathrm{149309}}^1$

素因数の和:149707

約数の個数: 40

約数和(自身を含む): 40879883520

約数和(自身を除く): 20714807216

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 367, 368, 734, 1468, 2936, 5872, 8441, 16882, 33764, 67528, 135056, 149309, 298618, 597236, 1194472, 2388944, 3434107, 6868214, 13736428, 27472856, 54796403, 54945712, 109592806, 219185612, 438371224, 876742448, 1260317269, 2520634538, 5041269076, 10082538152, 20165076304]

約数ペア:

[(1, 20165076304), (2, 10082538152), (4, 5041269076), (8, 2520634538), (16, 1260317269), (23, 876742448), (46, 438371224), (92, 219185612), (184, 109592806), (367, 54945712), (368, 54796403), (734, 27472856), (1468, 13736428), (2936, 6868214), (5872, 3434107), (8441, 2388944), (16882, 1194472), (33764, 597236), (67528, 298618), (135056, 149309)]