20755968

素因数分解:

$2^9\times 3^1\times {\mathrm{13513}}^1$

素因数の和:13534

約数の個数: 40

約数和(自身を含む): 55299288

約数和(自身を除く): 34543320

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 512, 768, 1536, 13513, 27026, 40539, 54052, 81078, 108104, 162156, 216208, 324312, 432416, 648624, 864832, 1297248, 1729664, 2594496, 3459328, 5188992, 6918656, 10377984, 20755968]

約数ペア:

[(1, 20755968), (2, 10377984), (3, 6918656), (4, 5188992), (6, 3459328), (8, 2594496), (12, 1729664), (16, 1297248), (24, 864832), (32, 648624), (48, 432416), (64, 324312), (96, 216208), (128, 162156), (192, 108104), (256, 81078), (384, 54052), (512, 40539), (768, 27026), (1536, 13513)]