19736816

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{883}}^1$

素因数の和:1029

約数の個数: 40

約数和(自身を含む): 42092544

約数和(自身を除く): 22355728

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 127, 176, 254, 508, 883, 1016, 1397, 1766, 2032, 2794, 3532, 5588, 7064, 9713, 11176, 14128, 19426, 22352, 38852, 77704, 112141, 155408, 224282, 448564, 897128, 1233551, 1794256, 2467102, 4934204, 9868408, 19736816]

約数ペア:

[(1, 19736816), (2, 9868408), (4, 4934204), (8, 2467102), (11, 1794256), (16, 1233551), (22, 897128), (44, 448564), (88, 224282), (127, 155408), (176, 112141), (254, 77704), (508, 38852), (883, 22352), (1016, 19426), (1397, 14128), (1766, 11176), (2032, 9713), (2794, 7064), (3532, 5588)]