20943630654

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{167}}^1\times {\mathrm{313}}^1\times {\mathrm{1553}}^1$

素因数の和:2081

約数の個数: 64

約数和(自身を含む): 43283649024

約数和(自身を除く): 22340018370

約数列:

[1, 2, 3, 6, 43, 86, 129, 167, 258, 313, 334, 501, 626, 939, 1002, 1553, 1878, 3106, 4659, 7181, 9318, 13459, 14362, 21543, 26918, 40377, 43086, 52271, 66779, 80754, 104542, 133558, 156813, 200337, 259351, 313626, 400674, 486089, 518702, 778053, 972178, 1458267, 1556106, 2247653, 2916534, 4495306, 6742959, 11152093, 13485918, 20901827, 22304186, 33456279, 41803654, 62705481, 66912558, 81176863, 125410962, 162353726, 243530589, 487061178, 3490605109, 6981210218, 10471815327, 20943630654]

約数ペア:

[(1, 20943630654), (2, 10471815327), (3, 6981210218), (6, 3490605109), (43, 487061178), (86, 243530589), (129, 162353726), (167, 125410962), (258, 81176863), (313, 66912558), (334, 62705481), (501, 41803654), (626, 33456279), (939, 22304186), (1002, 20901827), (1553, 13485918), (1878, 11152093), (3106, 6742959), (4659, 4495306), (7181, 2916534), (9318, 2247653), (13459, 1556106), (14362, 1458267), (21543, 972178), (26918, 778053), (40377, 518702), (43086, 486089), (52271, 400674), (66779, 313626), (80754, 259351), (104542, 200337), (133558, 156813)]