19993000610

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{3209}}^1$

素因数の和:3528

約数の個数: 96

約数和(自身を含む): 41804985600

約数和(自身を除く): 21811984990

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 121, 190, 209, 242, 271, 418, 542, 605, 1045, 1210, 1355, 2090, 2299, 2710, 2981, 3209, 4598, 5149, 5962, 6418, 10298, 11495, 14905, 16045, 22990, 25745, 29810, 32090, 32791, 35299, 51490, 56639, 60971, 65582, 70598, 113278, 121942, 163955, 176495, 283195, 304855, 327910, 352990, 388289, 566390, 609710, 623029, 670681, 776578, 869639, 1246058, 1341362, 1739278, 1941445, 3115145, 3353405, 3882890, 4348195, 6230290, 6706810, 7377491, 8696390, 9566029, 14754982, 16523141, 19132058, 33046282, 36887455, 47830145, 73774910, 82615705, 95660290, 105226319, 165231410, 181754551, 210452638, 363509102, 526131595, 908772755, 1052263190, 1817545510, 1999300061, 3998600122, 9996500305, 19993000610]

約数ペア:

[(1, 19993000610), (2, 9996500305), (5, 3998600122), (10, 1999300061), (11, 1817545510), (19, 1052263190), (22, 908772755), (38, 526131595), (55, 363509102), (95, 210452638), (110, 181754551), (121, 165231410), (190, 105226319), (209, 95660290), (242, 82615705), (271, 73774910), (418, 47830145), (542, 36887455), (605, 33046282), (1045, 19132058), (1210, 16523141), (1355, 14754982), (2090, 9566029), (2299, 8696390), (2710, 7377491), (2981, 6706810), (3209, 6230290), (4598, 4348195), (5149, 3882890), (5962, 3353405), (6418, 3115145), (10298, 1941445), (11495, 1739278), (14905, 1341362), (16045, 1246058), (22990, 869639), (25745, 776578), (29810, 670681), (32090, 623029), (32791, 609710), (35299, 566390), (51490, 388289), (56639, 352990), (60971, 327910), (65582, 304855), (70598, 283195), (113278, 176495), (121942, 163955)]