19665108

素因数分解:

$2^2\times 3^2\times {\mathrm{546253}}^1$

素因数の和:546263

約数の個数: 18

約数和(自身を含む): 49709114

約数和(自身を除く): 30044006

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 546253, 1092506, 1638759, 2185012, 3277518, 4916277, 6555036, 9832554, 19665108]

約数ペア:

[(1, 19665108), (2, 9832554), (3, 6555036), (4, 4916277), (6, 3277518), (9, 2185012), (12, 1638759), (18, 1092506), (36, 546253)]