19872368

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{54001}}^1$

素因数の和:54032

約数の個数: 20

約数和(自身を含む): 40177488

約数和(自身を除く): 20305120

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 54001, 108002, 216004, 432008, 864016, 1242023, 2484046, 4968092, 9936184, 19872368]

約数ペア:

[(1, 19872368), (2, 9936184), (4, 4968092), (8, 2484046), (16, 1242023), (23, 864016), (46, 432008), (92, 216004), (184, 108002), (368, 54001)]