1997623376

素因数分解:

$2^4\times 7^2\times {\mathrm{2547989}}^1$

素因数の和:2548011

約数の個数: 30

約数和(自身を含む): 4502298330

約数和(自身を除く): 2504674954

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 2547989, 5095978, 10191956, 17835923, 20383912, 35671846, 40767824, 71343692, 124851461, 142687384, 249702922, 285374768, 499405844, 998811688, 1997623376]

約数ペア:

[(1, 1997623376), (2, 998811688), (4, 499405844), (7, 285374768), (8, 249702922), (14, 142687384), (16, 124851461), (28, 71343692), (49, 40767824), (56, 35671846), (98, 20383912), (112, 17835923), (196, 10191956), (392, 5095978), (784, 2547989)]