19758267

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{1451}}^1$

素因数の和:1563

約数の個数: 24

約数和(自身を含む): 30579120

約数和(自身を除く): 10820853

約数列:

[1, 3, 9, 17, 51, 89, 153, 267, 801, 1451, 1513, 4353, 4539, 13059, 13617, 24667, 74001, 129139, 222003, 387417, 1162251, 2195363, 6586089, 19758267]

約数ペア:

[(1, 19758267), (3, 6586089), (9, 2195363), (17, 1162251), (51, 387417), (89, 222003), (153, 129139), (267, 74001), (801, 24667), (1451, 13617), (1513, 13059), (4353, 4539)]