20552192

素因数分解:

$2^9\times {\mathrm{137}}^1\times {\mathrm{293}}^1$

素因数の和:448

約数の個数: 40

約数和(自身を含む): 41505156

約数和(自身を除く): 20952964

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 137, 256, 274, 293, 512, 548, 586, 1096, 1172, 2192, 2344, 4384, 4688, 8768, 9376, 17536, 18752, 35072, 37504, 40141, 70144, 75008, 80282, 150016, 160564, 321128, 642256, 1284512, 2569024, 5138048, 10276096, 20552192]

約数ペア:

[(1, 20552192), (2, 10276096), (4, 5138048), (8, 2569024), (16, 1284512), (32, 642256), (64, 321128), (128, 160564), (137, 150016), (256, 80282), (274, 75008), (293, 70144), (512, 40141), (548, 37504), (586, 35072), (1096, 18752), (1172, 17536), (2192, 9376), (2344, 8768), (4384, 4688)]