19506067

素因数分解:

$7^3\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:140

約数の個数: 32

約数和(自身を含む): 24624000

約数和(自身を除く): 5117933

約数列:

[1, 7, 29, 37, 49, 53, 203, 259, 343, 371, 1073, 1421, 1537, 1813, 1961, 2597, 7511, 9947, 10759, 12691, 13727, 18179, 52577, 56869, 75313, 96089, 368039, 398083, 527191, 672623, 2786581, 19506067]

約数ペア:

[(1, 19506067), (7, 2786581), (29, 672623), (37, 527191), (49, 398083), (53, 368039), (203, 96089), (259, 75313), (343, 56869), (371, 52577), (1073, 18179), (1421, 13727), (1537, 12691), (1813, 10759), (1961, 9947), (2597, 7511)]