1861953218

素因数分解:

$2^1\times {\mathrm{97}}^1\times {\mathrm{193}}^1\times {\mathrm{223}}^2$

素因数の和:738

約数の個数: 24

約数和(自身を含む): 2849119308

約数和(自身を除く): 987166090

約数列:

[1, 2, 97, 193, 194, 223, 386, 446, 18721, 21631, 37442, 43039, 43262, 49729, 86078, 99458, 4174783, 4823713, 8349566, 9597697, 9647426, 19195394, 930976609, 1861953218]

約数ペア:

[(1, 1861953218), (2, 930976609), (97, 19195394), (193, 9647426), (194, 9597697), (223, 8349566), (386, 4823713), (446, 4174783), (18721, 99458), (21631, 86078), (37442, 49729), (43039, 43262)]