19279269

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1$

素因数の和:282

約数の個数: 32

約数和(自身を含む): 29548800

約数和(自身を除く): 10269531

約数列:

[1, 3, 9, 27, 71, 89, 113, 213, 267, 339, 639, 801, 1017, 1917, 2403, 3051, 6319, 8023, 10057, 18957, 24069, 30171, 56871, 72207, 90513, 170613, 216621, 271539, 714047, 2142141, 6426423, 19279269]

約数ペア:

[(1, 19279269), (3, 6426423), (9, 2142141), (27, 714047), (71, 271539), (89, 216621), (113, 170613), (213, 90513), (267, 72207), (339, 56871), (639, 30171), (801, 24069), (1017, 18957), (1917, 10057), (2403, 8023), (3051, 6319)]