20127872

素因数分解:

$2^7\times {\mathrm{67}}^1\times {\mathrm{2347}}^1$

素因数の和:2428

約数の個数: 32

約数和(自身を含む): 40714320

約数和(自身を除く): 20586448

約数列:

[1, 2, 4, 8, 16, 32, 64, 67, 128, 134, 268, 536, 1072, 2144, 2347, 4288, 4694, 8576, 9388, 18776, 37552, 75104, 150208, 157249, 300416, 314498, 628996, 1257992, 2515984, 5031968, 10063936, 20127872]

約数ペア:

[(1, 20127872), (2, 10063936), (4, 5031968), (8, 2515984), (16, 1257992), (32, 628996), (64, 314498), (67, 300416), (128, 157249), (134, 150208), (268, 75104), (536, 37552), (1072, 18776), (2144, 9388), (2347, 8576), (4288, 4694)]