319492048

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{281243}}^1$

素因数の和:281322

約数の個数: 20

約数和(自身を含む): 627736608

約数和(自身を除く): 308244560

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 281243, 562486, 1124972, 2249944, 4499888, 19968253, 39936506, 79873012, 159746024, 319492048]

約数ペア:

[(1, 319492048), (2, 159746024), (4, 79873012), (8, 39936506), (16, 19968253), (71, 4499888), (142, 2249944), (284, 1124972), (568, 562486), (1136, 281243)]