20224808

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{197}}^1\times {\mathrm{313}}^1$

素因数の和:557

約数の個数: 32

約数和(自身を含む): 39168360

約数和(自身を除く): 18943552

約数列:

[1, 2, 4, 8, 41, 82, 164, 197, 313, 328, 394, 626, 788, 1252, 1576, 2504, 8077, 12833, 16154, 25666, 32308, 51332, 61661, 64616, 102664, 123322, 246644, 493288, 2528101, 5056202, 10112404, 20224808]

約数ペア:

[(1, 20224808), (2, 10112404), (4, 5056202), (8, 2528101), (41, 493288), (82, 246644), (164, 123322), (197, 102664), (313, 64616), (328, 61661), (394, 51332), (626, 32308), (788, 25666), (1252, 16154), (1576, 12833), (2504, 8077)]