81869948

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{9419}}^1$

素因数の和:9517

約数の個数: 24

約数和(自身を含む): 149551920

約数和(自身を除く): 67681972

約数列:

[1, 2, 4, 41, 53, 82, 106, 164, 212, 2173, 4346, 8692, 9419, 18838, 37676, 386179, 499207, 772358, 998414, 1544716, 1996828, 20467487, 40934974, 81869948]

約数ペア:

[(1, 81869948), (2, 40934974), (4, 20467487), (41, 1996828), (53, 1544716), (82, 998414), (106, 772358), (164, 499207), (212, 386179), (2173, 37676), (4346, 18838), (8692, 9419)]