19792336

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{499}}^1$

素因数の和:611

約数の個数: 40

約数和(自身を含む): 40052000

約数和(自身を除く): 20259664

約数列:

[1, 2, 4, 8, 16, 37, 67, 74, 134, 148, 268, 296, 499, 536, 592, 998, 1072, 1996, 2479, 3992, 4958, 7984, 9916, 18463, 19832, 33433, 36926, 39664, 66866, 73852, 133732, 147704, 267464, 295408, 534928, 1237021, 2474042, 4948084, 9896168, 19792336]

約数ペア:

[(1, 19792336), (2, 9896168), (4, 4948084), (8, 2474042), (16, 1237021), (37, 534928), (67, 295408), (74, 267464), (134, 147704), (148, 133732), (268, 73852), (296, 66866), (499, 39664), (536, 36926), (592, 33433), (998, 19832), (1072, 18463), (1996, 9916), (2479, 7984), (3992, 4958)]