19504264

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{1123}}^1$

素因数の和:1309

約数の個数: 32

約数和(自身を含む): 39654720

約数和(自身を除く): 20150456

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 167, 334, 668, 1123, 1336, 2171, 2246, 4342, 4492, 8684, 8984, 14599, 17368, 29198, 58396, 116792, 187541, 375082, 750164, 1500328, 2438033, 4876066, 9752132, 19504264]

約数ペア:

[(1, 19504264), (2, 9752132), (4, 4876066), (8, 2438033), (13, 1500328), (26, 750164), (52, 375082), (104, 187541), (167, 116792), (334, 58396), (668, 29198), (1123, 17368), (1336, 14599), (2171, 8984), (2246, 8684), (4342, 4492)]