20484952

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{28771}}^1$

素因数の和:28866

約数の個数: 16

約数和(自身を含む): 38842200

約数和(自身を除く): 18357248

約数列:

[1, 2, 4, 8, 89, 178, 356, 712, 28771, 57542, 115084, 230168, 2560619, 5121238, 10242476, 20484952]

約数ペア:

[(1, 20484952), (2, 10242476), (4, 5121238), (8, 2560619), (89, 230168), (178, 115084), (356, 57542), (712, 28771)]