20996898305994

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{2417}}^1\times {\mathrm{12374891}}^1$

素因数の和:12377332

約数の個数: 64

約数和(自身を含む): 50269781278080

約数和(自身を除く): 29272882972086

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 234, 351, 702, 2417, 4834, 7251, 14502, 21753, 31421, 43506, 62842, 65259, 94263, 130518, 188526, 282789, 565578, 848367, 1696734, 12374891, 24749782, 37124673, 74249346, 111374019, 160873583, 222748038, 321747166, 334122057, 482620749, 668244114, 965241498, 1447862247, 2895724494, 4343586741, 8687173482, 29910111547, 59820223094, 89730334641, 179460669282, 269191003923, 388831450111, 538382007846, 777662900222, 807573011769, 1166494350333, 1615146023538, 2332988700666, 3499483050999, 6998966101998, 10498449152997, 20996898305994]

約数ペア:

[(1, 20996898305994), (2, 10498449152997), (3, 6998966101998), (6, 3499483050999), (9, 2332988700666), (13, 1615146023538), (18, 1166494350333), (26, 807573011769), (27, 777662900222), (39, 538382007846), (54, 388831450111), (78, 269191003923), (117, 179460669282), (234, 89730334641), (351, 59820223094), (702, 29910111547), (2417, 8687173482), (4834, 4343586741), (7251, 2895724494), (14502, 1447862247), (21753, 965241498), (31421, 668244114), (43506, 482620749), (62842, 334122057), (65259, 321747166), (94263, 222748038), (130518, 160873583), (188526, 111374019), (282789, 74249346), (565578, 37124673), (848367, 24749782), (1696734, 12374891)]