19540930

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{5413}}^1$

素因数の和:5458

約数の個数: 24

約数和(自身を含む): 37129212

約数和(自身を除く): 17588282

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 361, 722, 1805, 3610, 5413, 10826, 27065, 54130, 102847, 205694, 514235, 1028470, 1954093, 3908186, 9770465, 19540930]

約数ペア:

[(1, 19540930), (2, 9770465), (5, 3908186), (10, 1954093), (19, 1028470), (38, 514235), (95, 205694), (190, 102847), (361, 54130), (722, 27065), (1805, 10826), (3610, 5413)]