20343219856

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{433}}^1\times {\mathrm{32993}}^1$

素因数の和:33523

約数の個数: 40

約数和(自身を含む): 39951114840

約数和(自身を除く): 19607894984

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 433, 712, 866, 1424, 1732, 3464, 6928, 32993, 38537, 65986, 77074, 131972, 154148, 263944, 308296, 527888, 616592, 2936377, 5872754, 11745508, 14285969, 23491016, 28571938, 46982032, 57143876, 114287752, 228575504, 1271451241, 2542902482, 5085804964, 10171609928, 20343219856]

約数ペア:

[(1, 20343219856), (2, 10171609928), (4, 5085804964), (8, 2542902482), (16, 1271451241), (89, 228575504), (178, 114287752), (356, 57143876), (433, 46982032), (712, 28571938), (866, 23491016), (1424, 14285969), (1732, 11745508), (3464, 5872754), (6928, 2936377), (32993, 616592), (38537, 527888), (65986, 308296), (77074, 263944), (131972, 154148)]