203438768

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{978071}}^1$

素因数の和:978092

約数の個数: 20

約数和(自身を含む): 424483248

約数和(自身を除く): 221044480

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 978071, 1956142, 3912284, 7824568, 12714923, 15649136, 25429846, 50859692, 101719384, 203438768]

約数ペア:

[(1, 203438768), (2, 101719384), (4, 50859692), (8, 25429846), (13, 15649136), (16, 12714923), (26, 7824568), (52, 3912284), (104, 1956142), (208, 978071)]