20111544964

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{2713}}^1$

素因数の和:2945

約数の個数: 96

約数和(自身を含む): 42370707456

約数和(自身を除く): 22259162492

約数列:

[1, 2, 4, 7, 14, 28, 43, 47, 86, 94, 131, 172, 188, 262, 301, 329, 524, 602, 658, 917, 1204, 1316, 1834, 2021, 2713, 3668, 4042, 5426, 5633, 6157, 8084, 10852, 11266, 12314, 14147, 18991, 22532, 24628, 28294, 37982, 39431, 43099, 56588, 75964, 78862, 86198, 116659, 127511, 157724, 172396, 233318, 255022, 264751, 355403, 466636, 510044, 529502, 710806, 816613, 892577, 1059004, 1421612, 1633226, 1785154, 1853257, 2487821, 3266452, 3570308, 3706514, 4975642, 5482973, 7413028, 9951284, 10965946, 15282329, 16703941, 21931892, 30564658, 33407882, 38380811, 61129316, 66815764, 76761622, 106976303, 116927587, 153523244, 213952606, 233855174, 427905212, 467710348, 718269463, 1436538926, 2873077852, 5027886241, 10055772482, 20111544964]

約数ペア:

[(1, 20111544964), (2, 10055772482), (4, 5027886241), (7, 2873077852), (14, 1436538926), (28, 718269463), (43, 467710348), (47, 427905212), (86, 233855174), (94, 213952606), (131, 153523244), (172, 116927587), (188, 106976303), (262, 76761622), (301, 66815764), (329, 61129316), (524, 38380811), (602, 33407882), (658, 30564658), (917, 21931892), (1204, 16703941), (1316, 15282329), (1834, 10965946), (2021, 9951284), (2713, 7413028), (3668, 5482973), (4042, 4975642), (5426, 3706514), (5633, 3570308), (6157, 3266452), (8084, 2487821), (10852, 1853257), (11266, 1785154), (12314, 1633226), (14147, 1421612), (18991, 1059004), (22532, 892577), (24628, 816613), (28294, 710806), (37982, 529502), (39431, 510044), (43099, 466636), (56588, 355403), (75964, 264751), (78862, 255022), (86198, 233318), (116659, 172396), (127511, 157724)]