20465518

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{19417}}^1$

素因数の和:19467

約数の個数: 16

約数和(自身を含む): 33554304

約数和(自身を除く): 13088786

約数列:

[1, 2, 17, 31, 34, 62, 527, 1054, 19417, 38834, 330089, 601927, 660178, 1203854, 10232759, 20465518]

約数ペア:

[(1, 20465518), (2, 10232759), (17, 1203854), (31, 660178), (34, 601927), (62, 330089), (527, 38834), (1054, 19417)]