20154240722

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{263}}^1\times {\mathrm{17159}}^1$

素因数の和:17471

約数の個数: 64

約数和(自身を含む): 39141273600

約数和(自身を除く): 18987032878

約数列:

[1, 2, 7, 11, 14, 22, 29, 58, 77, 154, 203, 263, 319, 406, 526, 638, 1841, 2233, 2893, 3682, 4466, 5786, 7627, 15254, 17159, 20251, 34318, 40502, 53389, 83897, 106778, 120113, 167794, 188749, 240226, 377498, 497611, 587279, 995222, 1174558, 1321243, 2642486, 3483277, 4512817, 5473721, 6966554, 9025634, 10947442, 31589719, 38316047, 49640987, 63179438, 76632094, 99281974, 130871693, 261743386, 347486909, 694973818, 916101851, 1439588623, 1832203702, 2879177246, 10077120361, 20154240722]

約数ペア:

[(1, 20154240722), (2, 10077120361), (7, 2879177246), (11, 1832203702), (14, 1439588623), (22, 916101851), (29, 694973818), (58, 347486909), (77, 261743386), (154, 130871693), (203, 99281974), (263, 76632094), (319, 63179438), (406, 49640987), (526, 38316047), (638, 31589719), (1841, 10947442), (2233, 9025634), (2893, 6966554), (3682, 5473721), (4466, 4512817), (5786, 3483277), (7627, 2642486), (15254, 1321243), (17159, 1174558), (20251, 995222), (34318, 587279), (40502, 497611), (53389, 377498), (83897, 240226), (106778, 188749), (120113, 167794)]