18898154

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{12821}}^1$

素因数の和:12901

約数の個数: 16

約数和(自身を含む): 31388256

約数和(自身を除く): 12490102

約数列:

[1, 2, 11, 22, 67, 134, 737, 1474, 12821, 25642, 141031, 282062, 859007, 1718014, 9449077, 18898154]

約数ペア:

[(1, 18898154), (2, 9449077), (11, 1718014), (22, 859007), (67, 282062), (134, 141031), (737, 25642), (1474, 12821)]