20306792

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1$

素因数の和:246

約数の個数: 64

約数和(自身を含む): 44236800

約数和(自身を除く): 23930008

約数列:

[1, 2, 4, 8, 11, 22, 23, 44, 46, 79, 88, 92, 127, 158, 184, 253, 254, 316, 506, 508, 632, 869, 1012, 1016, 1397, 1738, 1817, 2024, 2794, 2921, 3476, 3634, 5588, 5842, 6952, 7268, 10033, 11176, 11684, 14536, 19987, 20066, 23368, 32131, 39974, 40132, 64262, 79948, 80264, 110363, 128524, 159896, 220726, 230759, 257048, 441452, 461518, 882904, 923036, 1846072, 2538349, 5076698, 10153396, 20306792]

約数ペア:

[(1, 20306792), (2, 10153396), (4, 5076698), (8, 2538349), (11, 1846072), (22, 923036), (23, 882904), (44, 461518), (46, 441452), (79, 257048), (88, 230759), (92, 220726), (127, 159896), (158, 128524), (184, 110363), (253, 80264), (254, 79948), (316, 64262), (506, 40132), (508, 39974), (632, 32131), (869, 23368), (1012, 20066), (1016, 19987), (1397, 14536), (1738, 11684), (1817, 11176), (2024, 10033), (2794, 7268), (2921, 6952), (3476, 5842), (3634, 5588)]