19595751

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{971}}^1$

素因数の和:1043

約数の個数: 24

約数和(自身を含む): 30886272

約数和(自身を除く): 11290521

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 961, 971, 2883, 2913, 6727, 6797, 20181, 20391, 30101, 90303, 210707, 632121, 933131, 2799393, 6531917, 19595751]

約数ペア:

[(1, 19595751), (3, 6531917), (7, 2799393), (21, 933131), (31, 632121), (93, 210707), (217, 90303), (651, 30101), (961, 20391), (971, 20181), (2883, 6797), (2913, 6727)]