20348737456

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{739}}^1\times {\mathrm{24239}}^1$

素因数の和:25057

約数の個数: 40

約数和(自身を含む): 40036723200

約数和(自身を除く): 19687985744

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 739, 1136, 1478, 2956, 5912, 11824, 24239, 48478, 52469, 96956, 104938, 193912, 209876, 387824, 419752, 839504, 1720969, 3441938, 6883876, 13767752, 17912621, 27535504, 35825242, 71650484, 143300968, 286601936, 1271796091, 2543592182, 5087184364, 10174368728, 20348737456]

約数ペア:

[(1, 20348737456), (2, 10174368728), (4, 5087184364), (8, 2543592182), (16, 1271796091), (71, 286601936), (142, 143300968), (284, 71650484), (568, 35825242), (739, 27535504), (1136, 17912621), (1478, 13767752), (2956, 6883876), (5912, 3441938), (11824, 1720969), (24239, 839504), (48478, 419752), (52469, 387824), (96956, 209876), (104938, 193912)]