20191792

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{54869}}^1$

素因数の和:54900

約数の個数: 20

約数和(自身を含む): 40823280

約数和(自身を除く): 20631488

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 54869, 109738, 219476, 438952, 877904, 1261987, 2523974, 5047948, 10095896, 20191792]

約数ペア:

[(1, 20191792), (2, 10095896), (4, 5047948), (8, 2523974), (16, 1261987), (23, 877904), (46, 438952), (92, 219476), (184, 109738), (368, 54869)]