1880346052

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{2781577}}^1$

素因数の和:2781607

約数の個数: 18

約数和(自身を含む): 3563201418

約数和(自身を除く): 1682855366

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 2781577, 5563154, 11126308, 36160501, 72321002, 144642004, 470086513, 940173026, 1880346052]

約数ペア:

[(1, 1880346052), (2, 940173026), (4, 470086513), (13, 144642004), (26, 72321002), (52, 36160501), (169, 11126308), (338, 5563154), (676, 2781577)]