20942848

素因数分解:

$2^{12}\times {\mathrm{5113}}^1$

素因数の和:5137

約数の個数: 26

約数和(自身を含む): 41888774

約数和(自身を除く): 20945926

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 2048, 4096, 5113, 10226, 20452, 40904, 81808, 163616, 327232, 654464, 1308928, 2617856, 5235712, 10471424, 20942848]

約数ペア:

[(1, 20942848), (2, 10471424), (4, 5235712), (8, 2617856), (16, 1308928), (32, 654464), (64, 327232), (128, 163616), (256, 81808), (512, 40904), (1024, 20452), (2048, 10226), (4096, 5113)]