778869776

素因数分解:

$2^4\times {\mathrm{2213}}^1\times {\mathrm{21997}}^1$

素因数の和:24218

約数の個数: 20

約数和(自身を含む): 1509810732

約数和(自身を除く): 730940956

約数列:

[1, 2, 4, 8, 16, 2213, 4426, 8852, 17704, 21997, 35408, 43994, 87988, 175976, 351952, 48679361, 97358722, 194717444, 389434888, 778869776]

約数ペア:

[(1, 778869776), (2, 389434888), (4, 194717444), (8, 97358722), (16, 48679361), (2213, 351952), (4426, 175976), (8852, 87988), (17704, 43994), (21997, 35408)]