20131744144

素因数分解:

$2^4\times {\mathrm{8431}}^1\times {\mathrm{149239}}^1$

素因数の和:157678

約数の個数: 20

約数和(自身を含む): 39010142080

約数和(自身を除く): 18878397936

約数列:

[1, 2, 4, 8, 16, 8431, 16862, 33724, 67448, 134896, 149239, 298478, 596956, 1193912, 2387824, 1258234009, 2516468018, 5032936036, 10065872072, 20131744144]

約数ペア:

[(1, 20131744144), (2, 10065872072), (4, 5032936036), (8, 2516468018), (16, 1258234009), (8431, 2387824), (16862, 1193912), (33724, 596956), (67448, 298478), (134896, 149239)]