1639395788

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{821}}^1\times {\mathrm{9419}}^1$

素因数の和:10297

約数の個数: 24

約数和(自身を含む): 2926944720

約数和(自身を除く): 1287548932

約数列:

[1, 2, 4, 53, 106, 212, 821, 1642, 3284, 9419, 18838, 37676, 43513, 87026, 174052, 499207, 998414, 1996828, 7732999, 15465998, 30931996, 409848947, 819697894, 1639395788]

約数ペア:

[(1, 1639395788), (2, 819697894), (4, 409848947), (53, 30931996), (106, 15465998), (212, 7732999), (821, 1996828), (1642, 998414), (3284, 499207), (9419, 174052), (18838, 87026), (37676, 43513)]