19825806

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3301}}^1$

素因数の和:3337

約数の個数: 64

約数和(自身を含む): 53254656

約数和(自身を除く): 33428850

約数列:

[1, 2, 3, 6, 7, 11, 13, 14, 21, 22, 26, 33, 39, 42, 66, 77, 78, 91, 143, 154, 182, 231, 273, 286, 429, 462, 546, 858, 1001, 2002, 3003, 3301, 6006, 6602, 9903, 19806, 23107, 36311, 42913, 46214, 69321, 72622, 85826, 108933, 128739, 138642, 217866, 254177, 257478, 300391, 472043, 508354, 600782, 762531, 901173, 944086, 1416129, 1525062, 1802346, 2832258, 3304301, 6608602, 9912903, 19825806]

約数ペア:

[(1, 19825806), (2, 9912903), (3, 6608602), (6, 3304301), (7, 2832258), (11, 1802346), (13, 1525062), (14, 1416129), (21, 944086), (22, 901173), (26, 762531), (33, 600782), (39, 508354), (42, 472043), (66, 300391), (77, 257478), (78, 254177), (91, 217866), (143, 138642), (154, 128739), (182, 108933), (231, 85826), (273, 72622), (286, 69321), (429, 46214), (462, 42913), (546, 36311), (858, 23107), (1001, 19806), (2002, 9903), (3003, 6602), (3301, 6006)]