20180643886

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{2887}}^1\times {\mathrm{20681}}^1$

素因数の和:23596

約数の個数: 24

約数和(自身を含む): 32791559184

約数和(自身を除く): 12610915298

約数列:

[1, 2, 13, 26, 169, 338, 2887, 5774, 20681, 37531, 41362, 75062, 268853, 487903, 537706, 975806, 3495089, 6990178, 59706047, 119412094, 776178611, 1552357222, 10090321943, 20180643886]

約数ペア:

[(1, 20180643886), (2, 10090321943), (13, 1552357222), (26, 776178611), (169, 119412094), (338, 59706047), (2887, 6990178), (5774, 3495089), (20681, 975806), (37531, 537706), (41362, 487903), (75062, 268853)]