20144368

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{15937}}^1$

素因数の和:16024

約数の個数: 20

約数和(自身を含む): 39526240

約数和(自身を除く): 19381872

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1264, 15937, 31874, 63748, 127496, 254992, 1259023, 2518046, 5036092, 10072184, 20144368]

約数ペア:

[(1, 20144368), (2, 10072184), (4, 5036092), (8, 2518046), (16, 1259023), (79, 254992), (158, 127496), (316, 63748), (632, 31874), (1264, 15937)]