216907568

素因数分解:

$2^4\times {\mathrm{113}}^1\times {\mathrm{119971}}^1$

素因数の和:120092

約数の個数: 20

約数和(自身を含む): 423981048

約数和(自身を除く): 207073480

約数列:

[1, 2, 4, 8, 16, 113, 226, 452, 904, 1808, 119971, 239942, 479884, 959768, 1919536, 13556723, 27113446, 54226892, 108453784, 216907568]

約数ペア:

[(1, 216907568), (2, 108453784), (4, 54226892), (8, 27113446), (16, 13556723), (113, 1919536), (226, 959768), (452, 479884), (904, 239942), (1808, 119971)]