20996821828

素因数分解:

$2^2\times {\mathrm{719}}^1\times {\mathrm{1861}}^1\times {\mathrm{3923}}^1$

素因数の和:6507

約数の個数: 24

約数和(自身を含む): 36824699520

約数和(自身を除く): 15827877692

約数列:

[1, 2, 4, 719, 1438, 1861, 2876, 3722, 3923, 7444, 7846, 15692, 1338059, 2676118, 2820637, 5352236, 5641274, 7300703, 11282548, 14601406, 29202812, 5249205457, 10498410914, 20996821828]

約数ペア:

[(1, 20996821828), (2, 10498410914), (4, 5249205457), (719, 29202812), (1438, 14601406), (1861, 11282548), (2876, 7300703), (3722, 5641274), (3923, 5352236), (7444, 2820637), (7846, 2676118), (15692, 1338059)]