19151172

素因数分解:

$2^2\times 3^2\times {\mathrm{531977}}^1$

素因数の和:531987

約数の個数: 18

約数和(自身を含む): 48409998

約数和(自身を除く): 29258826

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 531977, 1063954, 1595931, 2127908, 3191862, 4787793, 6383724, 9575586, 19151172]

約数ペア:

[(1, 19151172), (2, 9575586), (3, 6383724), (4, 4787793), (6, 3191862), (9, 2127908), (12, 1595931), (18, 1063954), (36, 531977)]