204959972

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{236129}}^1$

素因数の和:236171

約数の個数: 24

約数和(自身を含む): 423144960

約数和(自身を除く): 218184988

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 236129, 472258, 944516, 1652903, 3305806, 6611612, 7319999, 14639998, 29279996, 51239993, 102479986, 204959972]

約数ペア:

[(1, 204959972), (2, 102479986), (4, 51239993), (7, 29279996), (14, 14639998), (28, 7319999), (31, 6611612), (62, 3305806), (124, 1652903), (217, 944516), (434, 472258), (868, 236129)]