19996328

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{227231}}^1$

素因数の和:227248

約数の個数: 16

約数和(自身を含む): 40901760

約数和(自身を除く): 20905432

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 227231, 454462, 908924, 1817848, 2499541, 4999082, 9998164, 19996328]

約数ペア:

[(1, 19996328), (2, 9998164), (4, 4999082), (8, 2499541), (11, 1817848), (22, 908924), (44, 454462), (88, 227231)]