20884871808

素因数分解:

$2^7\times 3^2\times {\mathrm{2503}}^1\times {\mathrm{7243}}^1$

素因数の和:9766

約数の個数: 96

約数和(自身を含む): 60130705440

約数和(自身を除く): 39245833632

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 288, 384, 576, 1152, 2503, 5006, 7243, 7509, 10012, 14486, 15018, 20024, 21729, 22527, 28972, 30036, 40048, 43458, 45054, 57944, 60072, 65187, 80096, 86916, 90108, 115888, 120144, 130374, 160192, 173832, 180216, 231776, 240288, 260748, 320384, 347664, 360432, 463552, 480576, 521496, 695328, 720864, 927104, 961152, 1042992, 1390656, 1441728, 2085984, 2781312, 2883456, 4171968, 8343936, 18129229, 36258458, 54387687, 72516916, 108775374, 145033832, 163163061, 217550748, 290067664, 326326122, 435101496, 580135328, 652652244, 870202992, 1160270656, 1305304488, 1740405984, 2320541312, 2610608976, 3480811968, 5221217952, 6961623936, 10442435904, 20884871808]

約数ペア:

[(1, 20884871808), (2, 10442435904), (3, 6961623936), (4, 5221217952), (6, 3480811968), (8, 2610608976), (9, 2320541312), (12, 1740405984), (16, 1305304488), (18, 1160270656), (24, 870202992), (32, 652652244), (36, 580135328), (48, 435101496), (64, 326326122), (72, 290067664), (96, 217550748), (128, 163163061), (144, 145033832), (192, 108775374), (288, 72516916), (384, 54387687), (576, 36258458), (1152, 18129229), (2503, 8343936), (5006, 4171968), (7243, 2883456), (7509, 2781312), (10012, 2085984), (14486, 1441728), (15018, 1390656), (20024, 1042992), (21729, 961152), (22527, 927104), (28972, 720864), (30036, 695328), (40048, 521496), (43458, 480576), (45054, 463552), (57944, 360432), (60072, 347664), (65187, 320384), (80096, 260748), (86916, 240288), (90108, 231776), (115888, 180216), (120144, 173832), (130374, 160192)]