19444864

素因数分解:

$2^7\times {\mathrm{73}}^1\times {\mathrm{2081}}^1$

素因数の和:2168

約数の個数: 32

約数和(自身を含む): 39287340

約数和(自身を除く): 19842476

約数列:

[1, 2, 4, 8, 16, 32, 64, 73, 128, 146, 292, 584, 1168, 2081, 2336, 4162, 4672, 8324, 9344, 16648, 33296, 66592, 133184, 151913, 266368, 303826, 607652, 1215304, 2430608, 4861216, 9722432, 19444864]

約数ペア:

[(1, 19444864), (2, 9722432), (4, 4861216), (8, 2430608), (16, 1215304), (32, 607652), (64, 303826), (73, 266368), (128, 151913), (146, 133184), (292, 66592), (584, 33296), (1168, 16648), (2081, 9344), (2336, 8324), (4162, 4672)]