73889290

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{388891}}^1$

素因数の和:388917

約数の個数: 16

約数和(自身を含む): 140001120

約数和(自身を除く): 66111830

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 388891, 777782, 1944455, 3888910, 7388929, 14777858, 36944645, 73889290]

約数ペア:

[(1, 73889290), (2, 36944645), (5, 14777858), (10, 7388929), (19, 3888910), (38, 1944455), (95, 777782), (190, 388891)]