1971036291496

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{193}}^1\times {\mathrm{692663}}^1$

素因数の和:692978

約数の個数: 64

約数和(自身を含む): 3950678390400

約数和(自身を除く): 1979642098904

約数列:

[1, 2, 4, 8, 19, 38, 76, 97, 152, 193, 194, 386, 388, 772, 776, 1544, 1843, 3667, 3686, 7334, 7372, 14668, 14744, 18721, 29336, 37442, 74884, 149768, 355699, 692663, 711398, 1385326, 1422796, 2770652, 2845592, 5541304, 13160597, 26321194, 52642388, 67188311, 105284776, 133683959, 134376622, 267367918, 268753244, 534735836, 537506488, 1069471672, 1276577909, 2539995221, 2553155818, 5079990442, 5106311636, 10159980884, 10212623272, 12967344023, 20319961768, 25934688046, 51869376092, 103738752184, 246379536437, 492759072874, 985518145748, 1971036291496]

約数ペア:

[(1, 1971036291496), (2, 985518145748), (4, 492759072874), (8, 246379536437), (19, 103738752184), (38, 51869376092), (76, 25934688046), (97, 20319961768), (152, 12967344023), (193, 10212623272), (194, 10159980884), (386, 5106311636), (388, 5079990442), (772, 2553155818), (776, 2539995221), (1544, 1276577909), (1843, 1069471672), (3667, 537506488), (3686, 534735836), (7334, 268753244), (7372, 267367918), (14668, 134376622), (14744, 133683959), (18721, 105284776), (29336, 67188311), (37442, 52642388), (74884, 26321194), (149768, 13160597), (355699, 5541304), (692663, 2845592), (711398, 2770652), (1385326, 1422796)]