20149984912

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{107}}^1\times {\mathrm{199489}}^1$

素因数の和:199663

約数の個数: 40

約数和(自身を含む): 40073551200

約数和(自身を除く): 19923566288

約数列:

[1, 2, 4, 8, 16, 59, 107, 118, 214, 236, 428, 472, 856, 944, 1712, 6313, 12626, 25252, 50504, 101008, 199489, 398978, 797956, 1595912, 3191824, 11769851, 21345323, 23539702, 42690646, 47079404, 85381292, 94158808, 170762584, 188317616, 341525168, 1259374057, 2518748114, 5037496228, 10074992456, 20149984912]

約数ペア:

[(1, 20149984912), (2, 10074992456), (4, 5037496228), (8, 2518748114), (16, 1259374057), (59, 341525168), (107, 188317616), (118, 170762584), (214, 94158808), (236, 85381292), (428, 47079404), (472, 42690646), (856, 23539702), (944, 21345323), (1712, 11769851), (6313, 3191824), (12626, 1595912), (25252, 797956), (50504, 398978), (101008, 199489)]