20005978374

素因数分解:

$2^1\times 3^3\times {\mathrm{109}}^1\times {\mathrm{1021}}^1\times {\mathrm{3329}}^1$

素因数の和:4470

約数の個数: 64

約数和(自身を含む): 44923032000

約数和(自身を除く): 24917053626

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 109, 218, 327, 654, 981, 1021, 1962, 2042, 2943, 3063, 3329, 5886, 6126, 6658, 9189, 9987, 18378, 19974, 27567, 29961, 55134, 59922, 89883, 111289, 179766, 222578, 333867, 362861, 667734, 725722, 1001601, 1088583, 2003202, 2177166, 3004803, 3265749, 3398909, 6009606, 6531498, 6797818, 9797247, 10196727, 19594494, 20393454, 30590181, 61180362, 91770543, 183541086, 370481081, 740962162, 1111443243, 2222886486, 3334329729, 6668659458, 10002989187, 20005978374]

約数ペア:

[(1, 20005978374), (2, 10002989187), (3, 6668659458), (6, 3334329729), (9, 2222886486), (18, 1111443243), (27, 740962162), (54, 370481081), (109, 183541086), (218, 91770543), (327, 61180362), (654, 30590181), (981, 20393454), (1021, 19594494), (1962, 10196727), (2042, 9797247), (2943, 6797818), (3063, 6531498), (3329, 6009606), (5886, 3398909), (6126, 3265749), (6658, 3004803), (9189, 2177166), (9987, 2003202), (18378, 1088583), (19974, 1001601), (27567, 725722), (29961, 667734), (55134, 362861), (59922, 333867), (89883, 222578), (111289, 179766)]