20145140477

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1\times {\mathrm{499}}^1$

素因数の和:786

約数の個数: 64

約数和(自身を含む): 26231040000

約数和(自身を除く): 6085899523

約数列:

[1, 7, 11, 43, 77, 89, 137, 301, 473, 499, 623, 959, 979, 1507, 3311, 3493, 3827, 5489, 5891, 6853, 10549, 12193, 21457, 26789, 38423, 41237, 42097, 44411, 64801, 68363, 85351, 134123, 150199, 236027, 294679, 310877, 453607, 478541, 488521, 524299, 751993, 938861, 1652189, 1909673, 2939609, 3419647, 3670093, 5263951, 5767289, 6084307, 13367711, 20577263, 21006403, 32335699, 40371023, 42590149, 66927377, 147044821, 226349893, 261625201, 468491639, 1831376407, 2877877211, 20145140477]

約数ペア:

[(1, 20145140477), (7, 2877877211), (11, 1831376407), (43, 468491639), (77, 261625201), (89, 226349893), (137, 147044821), (301, 66927377), (473, 42590149), (499, 40371023), (623, 32335699), (959, 21006403), (979, 20577263), (1507, 13367711), (3311, 6084307), (3493, 5767289), (3827, 5263951), (5489, 3670093), (5891, 3419647), (6853, 2939609), (10549, 1909673), (12193, 1652189), (21457, 938861), (26789, 751993), (38423, 524299), (41237, 488521), (42097, 478541), (44411, 453607), (64801, 310877), (68363, 294679), (85351, 236027), (134123, 150199)]