2019905883

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{277}}^1$

素因数の和:521

約数の個数: 64

約数和(自身を含む): 3175872000

約数和(自身を除く): 1155966117

約数列:

[1, 3, 9, 27, 29, 67, 87, 139, 201, 261, 277, 417, 603, 783, 831, 1251, 1809, 1943, 2493, 3753, 4031, 5829, 7479, 8033, 9313, 12093, 17487, 18559, 24099, 27939, 36279, 38503, 52461, 55677, 72297, 83817, 108837, 115509, 167031, 216891, 251451, 270077, 346527, 501093, 538211, 810231, 1039581, 1116587, 1614633, 2430693, 2579701, 3349761, 4843899, 7292079, 7739103, 10049283, 14531697, 23217309, 30147849, 69651927, 74811329, 224433987, 673301961, 2019905883]

約数ペア:

[(1, 2019905883), (3, 673301961), (9, 224433987), (27, 74811329), (29, 69651927), (67, 30147849), (87, 23217309), (139, 14531697), (201, 10049283), (261, 7739103), (277, 7292079), (417, 4843899), (603, 3349761), (783, 2579701), (831, 2430693), (1251, 1614633), (1809, 1116587), (1943, 1039581), (2493, 810231), (3753, 538211), (4031, 501093), (5829, 346527), (7479, 270077), (8033, 251451), (9313, 216891), (12093, 167031), (17487, 115509), (18559, 108837), (24099, 83817), (27939, 72297), (36279, 55677), (38503, 52461)]