20778826198

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2043953}}^1$

素因数の和:2044008

約数の個数: 32

約数和(自身を含む): 37085501376

約数和(自身を除く): 16306675178

約数列:

[1, 2, 13, 17, 23, 26, 34, 46, 221, 299, 391, 442, 598, 782, 5083, 10166, 2043953, 4087906, 26571389, 34747201, 47010919, 53142778, 69494402, 94021838, 451713613, 611141947, 799185623, 903427226, 1222283894, 1598371246, 10389413099, 20778826198]

約数ペア:

[(1, 20778826198), (2, 10389413099), (13, 1598371246), (17, 1222283894), (23, 903427226), (26, 799185623), (34, 611141947), (46, 451713613), (221, 94021838), (299, 69494402), (391, 53142778), (442, 47010919), (598, 34747201), (782, 26571389), (5083, 4087906), (10166, 2043953)]