19274031

素因数分解:

$3^7\times 7^1\times {\mathrm{1259}}^1$

素因数の和:1287

約数の個数: 32

約数和(自身を含む): 33062400

約数和(自身を除く): 13788369

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 729, 1259, 1701, 2187, 3777, 5103, 8813, 11331, 15309, 26439, 33993, 79317, 101979, 237951, 305937, 713853, 917811, 2141559, 2753433, 6424677, 19274031]

約数ペア:

[(1, 19274031), (3, 6424677), (7, 2753433), (9, 2141559), (21, 917811), (27, 713853), (63, 305937), (81, 237951), (189, 101979), (243, 79317), (567, 33993), (729, 26439), (1259, 15309), (1701, 11331), (2187, 8813), (3777, 5103)]