205251344

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{180679}}^1$

素因数の和:180758

約数の個数: 20

約数和(自身を含む): 403277760

約数和(自身を除く): 198026416

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 180679, 361358, 722716, 1445432, 2890864, 12828209, 25656418, 51312836, 102625672, 205251344]

約数ペア:

[(1, 205251344), (2, 102625672), (4, 51312836), (8, 25656418), (16, 12828209), (71, 2890864), (142, 1445432), (284, 722716), (568, 361358), (1136, 180679)]