20343840764

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{30094439}}^1$

素因数の和:30094469

約数の個数: 18

約数和(自身を含む): 38550977640

約数和(自身を除く): 18207136876

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 30094439, 60188878, 120377756, 391227707, 782455414, 1564910828, 5085960191, 10171920382, 20343840764]

約数ペア:

[(1, 20343840764), (2, 10171920382), (4, 5085960191), (13, 1564910828), (26, 782455414), (52, 391227707), (169, 120377756), (338, 60188878), (676, 30094439)]