20212777744

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{449093}}^1$

素因数の和:449227

約数の個数: 40

約数和(自身を含む): 40930427160

約数和(自身を除く): 20717649416

約数列:

[1, 2, 4, 8, 16, 29, 58, 97, 116, 194, 232, 388, 464, 776, 1552, 2813, 5626, 11252, 22504, 45008, 449093, 898186, 1796372, 3592744, 7185488, 13023697, 26047394, 43562021, 52094788, 87124042, 104189576, 174248084, 208379152, 348496168, 696992336, 1263298609, 2526597218, 5053194436, 10106388872, 20212777744]

約数ペア:

[(1, 20212777744), (2, 10106388872), (4, 5053194436), (8, 2526597218), (16, 1263298609), (29, 696992336), (58, 348496168), (97, 208379152), (116, 174248084), (194, 104189576), (232, 87124042), (388, 52094788), (464, 43562021), (776, 26047394), (1552, 13023697), (2813, 7185488), (5626, 3592744), (11252, 1796372), (22504, 898186), (45008, 449093)]