20204536

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{439}}^1\times {\mathrm{523}}^1$

素因数の和:979

約数の個数: 32

約数和(自身を含む): 41500800

約数和(自身を除く): 21296264

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 439, 523, 878, 1046, 1756, 2092, 3512, 4184, 4829, 5753, 9658, 11506, 19316, 23012, 38632, 46024, 229597, 459194, 918388, 1836776, 2525567, 5051134, 10102268, 20204536]

約数ペア:

[(1, 20204536), (2, 10102268), (4, 5051134), (8, 2525567), (11, 1836776), (22, 918388), (44, 459194), (88, 229597), (439, 46024), (523, 38632), (878, 23012), (1046, 19316), (1756, 11506), (2092, 9658), (3512, 5753), (4184, 4829)]