1987811868

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{23664427}}^1$

素因数の和:23664441

約数の個数: 24

約数和(自身を含む): 5300831872

約数和(自身を除く): 3313020004

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 23664427, 47328854, 70993281, 94657708, 141986562, 165650989, 283973124, 331301978, 496952967, 662603956, 993905934, 1987811868]

約数ペア:

[(1, 1987811868), (2, 993905934), (3, 662603956), (4, 496952967), (6, 331301978), (7, 283973124), (12, 165650989), (14, 141986562), (21, 94657708), (28, 70993281), (42, 47328854), (84, 23664427)]