19250979

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{181}}^1\times {\mathrm{293}}^1$

素因数の和:499

約数の個数: 24

約数和(自身を含む): 28466256

約数和(自身を除く): 9215277

約数列:

[1, 3, 11, 33, 121, 181, 293, 363, 543, 879, 1991, 3223, 5973, 9669, 21901, 35453, 53033, 65703, 106359, 159099, 583363, 1750089, 6416993, 19250979]

約数ペア:

[(1, 19250979), (3, 6416993), (11, 1750089), (33, 583363), (121, 159099), (181, 106359), (293, 65703), (363, 53033), (543, 35453), (879, 21901), (1991, 9669), (3223, 5973)]