19553004

素因数分解:

$2^2\times 3^2\times {\mathrm{543139}}^1$

素因数の和:543149

約数の個数: 18

約数和(自身を含む): 49425740

約数和(自身を除く): 29872736

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 543139, 1086278, 1629417, 2172556, 3258834, 4888251, 6517668, 9776502, 19553004]

約数ペア:

[(1, 19553004), (2, 9776502), (3, 6517668), (4, 4888251), (6, 3258834), (9, 2172556), (12, 1629417), (18, 1086278), (36, 543139)]