20036691360016

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{1609}}^1\times {\mathrm{385109}}^1$

素因数の和:386816

約数の個数: 80

約数和(自身を含む): 40594414291200

約数和(自身を除く): 20557722931184

約数列:

[1, 2, 4, 8, 16, 43, 47, 86, 94, 172, 188, 344, 376, 688, 752, 1609, 2021, 3218, 4042, 6436, 8084, 12872, 16168, 25744, 32336, 69187, 75623, 138374, 151246, 276748, 302492, 385109, 553496, 604984, 770218, 1106992, 1209968, 1540436, 3080872, 3251789, 6161744, 6503578, 13007156, 16559687, 18100123, 26014312, 33119374, 36200246, 52028624, 66238748, 72400492, 132477496, 144800984, 264954992, 289601968, 619640381, 778305289, 1239280762, 1556610578, 2478561524, 3113221156, 4957123048, 6226442312, 9914246096, 12452884624, 26644536383, 29123097907, 53289072766, 58246195814, 106578145532, 116492391628, 213156291064, 232984783256, 426312582128, 465969566512, 1252293210001, 2504586420002, 5009172840004, 10018345680008, 20036691360016]

約数ペア:

[(1, 20036691360016), (2, 10018345680008), (4, 5009172840004), (8, 2504586420002), (16, 1252293210001), (43, 465969566512), (47, 426312582128), (86, 232984783256), (94, 213156291064), (172, 116492391628), (188, 106578145532), (344, 58246195814), (376, 53289072766), (688, 29123097907), (752, 26644536383), (1609, 12452884624), (2021, 9914246096), (3218, 6226442312), (4042, 4957123048), (6436, 3113221156), (8084, 2478561524), (12872, 1556610578), (16168, 1239280762), (25744, 778305289), (32336, 619640381), (69187, 289601968), (75623, 264954992), (138374, 144800984), (151246, 132477496), (276748, 72400492), (302492, 66238748), (385109, 52028624), (553496, 36200246), (604984, 33119374), (770218, 26014312), (1106992, 18100123), (1209968, 16559687), (1540436, 13007156), (3080872, 6503578), (3251789, 6161744)]