20201237042

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{3491}}^1\times {\mathrm{17971}}^1$

素因数の和:21494

約数の個数: 32

約数和(自身を含む): 36148737024

約数和(自身を除く): 15947499982

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 3491, 6982, 17971, 24437, 35942, 48874, 80293, 125797, 160586, 251594, 413333, 562051, 826666, 1124102, 2893331, 5786662, 62736761, 125473522, 439157327, 878314654, 1442945503, 2885891006, 10100618521, 20201237042]

約数ペア:

[(1, 20201237042), (2, 10100618521), (7, 2885891006), (14, 1442945503), (23, 878314654), (46, 439157327), (161, 125473522), (322, 62736761), (3491, 5786662), (6982, 2893331), (17971, 1124102), (24437, 826666), (35942, 562051), (48874, 413333), (80293, 251594), (125797, 160586)]