19917108

素因数分解:

$2^2\times 3^2\times {\mathrm{553253}}^1$

素因数の和:553263

約数の個数: 18

約数和(自身を含む): 50346114

約数和(自身を除く): 30429006

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 553253, 1106506, 1659759, 2213012, 3319518, 4979277, 6639036, 9958554, 19917108]

約数ペア:

[(1, 19917108), (2, 9958554), (3, 6639036), (4, 4979277), (6, 3319518), (9, 2213012), (12, 1659759), (18, 1106506), (36, 553253)]