19266903

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{7673}}^1$

素因数の和:7716

約数の個数: 20

約数和(自身を含む): 29713728

約数和(自身を除く): 10446825

約数列:

[1, 3, 9, 27, 31, 81, 93, 279, 837, 2511, 7673, 23019, 69057, 207171, 237863, 621513, 713589, 2140767, 6422301, 19266903]

約数ペア:

[(1, 19266903), (3, 6422301), (9, 2140767), (27, 713589), (31, 621513), (81, 237863), (93, 207171), (279, 69057), (837, 23019), (2511, 7673)]