20951304

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1301}}^1$

素因数の和:1382

約数の個数: 64

約数和(自身を含む): 58121280

約数和(自身を除く): 37169976

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 61, 66, 88, 122, 132, 183, 244, 264, 366, 488, 671, 732, 1301, 1342, 1464, 2013, 2602, 2684, 3903, 4026, 5204, 5368, 7806, 8052, 10408, 14311, 15612, 16104, 28622, 31224, 42933, 57244, 79361, 85866, 114488, 158722, 171732, 238083, 317444, 343464, 476166, 634888, 872971, 952332, 1745942, 1904664, 2618913, 3491884, 5237826, 6983768, 10475652, 20951304]

約数ペア:

[(1, 20951304), (2, 10475652), (3, 6983768), (4, 5237826), (6, 3491884), (8, 2618913), (11, 1904664), (12, 1745942), (22, 952332), (24, 872971), (33, 634888), (44, 476166), (61, 343464), (66, 317444), (88, 238083), (122, 171732), (132, 158722), (183, 114488), (244, 85866), (264, 79361), (366, 57244), (488, 42933), (671, 31224), (732, 28622), (1301, 16104), (1342, 15612), (1464, 14311), (2013, 10408), (2602, 8052), (2684, 7806), (3903, 5368), (4026, 5204)]