20163225860

素因数分解:

$2^2\times 5^1\times {\mathrm{353}}^1\times {\mathrm{1153}}^1\times {\mathrm{2477}}^1$

素因数の和:3992

約数の個数: 48

約数和(自身を含む): 42516711216

約数和(自身を除く): 22353485356

約数列:

[1, 2, 4, 5, 10, 20, 353, 706, 1153, 1412, 1765, 2306, 2477, 3530, 4612, 4954, 5765, 7060, 9908, 11530, 12385, 23060, 24770, 49540, 407009, 814018, 874381, 1628036, 1748762, 2035045, 2855981, 3497524, 4070090, 4371905, 5711962, 8140180, 8743810, 11423924, 14279905, 17487620, 28559810, 57119620, 1008161293, 2016322586, 4032645172, 5040806465, 10081612930, 20163225860]

約数ペア:

[(1, 20163225860), (2, 10081612930), (4, 5040806465), (5, 4032645172), (10, 2016322586), (20, 1008161293), (353, 57119620), (706, 28559810), (1153, 17487620), (1412, 14279905), (1765, 11423924), (2306, 8743810), (2477, 8140180), (3530, 5711962), (4612, 4371905), (4954, 4070090), (5765, 3497524), (7060, 2855981), (9908, 2035045), (11530, 1748762), (12385, 1628036), (23060, 874381), (24770, 814018), (49540, 407009)]