51287792

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{139369}}^1$

素因数の和:139400

約数の個数: 20

約数和(自身を含む): 103691280

約数和(自身を除く): 52403488

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 139369, 278738, 557476, 1114952, 2229904, 3205487, 6410974, 12821948, 25643896, 51287792]

約数ペア:

[(1, 51287792), (2, 25643896), (4, 12821948), (8, 6410974), (16, 3205487), (23, 2229904), (46, 1114952), (92, 557476), (184, 278738), (368, 139369)]