19229427

素因数分解:

$3^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1433}}^1$

素因数の和:1520

約数の個数: 32

約数和(自身を含む): 33039360

約数和(自身を除く): 13809933

約数列:

[1, 3, 7, 9, 21, 27, 63, 71, 189, 213, 497, 639, 1433, 1491, 1917, 4299, 4473, 10031, 12897, 13419, 30093, 38691, 90279, 101743, 270837, 305229, 712201, 915687, 2136603, 2747061, 6409809, 19229427]

約数ペア:

[(1, 19229427), (3, 6409809), (7, 2747061), (9, 2136603), (21, 915687), (27, 712201), (63, 305229), (71, 270837), (189, 101743), (213, 90279), (497, 38691), (639, 30093), (1433, 13419), (1491, 12897), (1917, 10031), (4299, 4473)]