20929608

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{317}}^1$

素因数の和:467

約数の個数: 96

約数和(自身を含む): 65482560

約数和(自身を除く): 44552952

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 131, 168, 252, 262, 317, 393, 504, 524, 634, 786, 917, 951, 1048, 1179, 1268, 1572, 1834, 1902, 2219, 2358, 2536, 2751, 2853, 3144, 3668, 3804, 4438, 4716, 5502, 5706, 6657, 7336, 7608, 8253, 8876, 9432, 11004, 11412, 13314, 16506, 17752, 19971, 22008, 22824, 26628, 33012, 39942, 41527, 53256, 66024, 79884, 83054, 124581, 159768, 166108, 249162, 290689, 332216, 373743, 498324, 581378, 747486, 872067, 996648, 1162756, 1494972, 1744134, 2325512, 2616201, 2989944, 3488268, 5232402, 6976536, 10464804, 20929608]

約数ペア:

[(1, 20929608), (2, 10464804), (3, 6976536), (4, 5232402), (6, 3488268), (7, 2989944), (8, 2616201), (9, 2325512), (12, 1744134), (14, 1494972), (18, 1162756), (21, 996648), (24, 872067), (28, 747486), (36, 581378), (42, 498324), (56, 373743), (63, 332216), (72, 290689), (84, 249162), (126, 166108), (131, 159768), (168, 124581), (252, 83054), (262, 79884), (317, 66024), (393, 53256), (504, 41527), (524, 39942), (634, 33012), (786, 26628), (917, 22824), (951, 22008), (1048, 19971), (1179, 17752), (1268, 16506), (1572, 13314), (1834, 11412), (1902, 11004), (2219, 9432), (2358, 8876), (2536, 8253), (2751, 7608), (2853, 7336), (3144, 6657), (3668, 5706), (3804, 5502), (4438, 4716)]